Name and formula of binary compound formed from Li and N should be determined. Concept introduction: The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

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Answer 1

Question

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

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Answer 2

Question

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

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Answer 3

Question

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

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Answer 4

Question

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

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Answer 5

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 6

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 7

Chapter 12, Problem 126E

(a)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and N should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valenceelectrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 8

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 9

(b)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and Br should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 10

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 11

(c)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from K and S should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 12

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 13

(d)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Li and P should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 14

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 15

(e)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Rb and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 16

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 17

(f)

Interpretation Introduction

Interpretation:Name and formula of binary compound formed from Na and H should be determined.

Concept introduction:The proportions of atoms in a compound are represented with symbols of element and it is termed as chemical formula. Chemical formula is decided by the valency of the elements. Number of electrons of element in outermost shell is termed as its valency. If number of valence electrons is equal to 4 or less than 4 then valency will be valence electrons. For more than 4 valence electrons valency is calculated by subtraction of valence electrons from octet that is 8.

Answer 18

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Answer 19

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Answer 20

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Answer 21

Ch. 12 - Prob. 1DQ Ch. 12 - Prob. 2DQ Ch. 12 - Prob. 3DQ Ch. 12 - The first four ionization energies for elements X...Ch. 12 - Prob. 5DQ Ch. 12 - Prob. 6DQ Ch. 12 - Prob. 7DQ Ch. 12 - Prob. 8DQ Ch. 12 - Prob. 9DQ Ch. 12 - Prob. 10DQ

Solution Summary: The author explains that the name and formula of binary compound formed from Li and

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