The name, symbol, atomic number , atomic mass , period number and group number of all the elements present in the red building-block is to be determined. Concept introduction: The mass of one mole of a substance in grams is called molar mass. The S.I unit of molar mass is g/mol . The molar mass of an element is equal to the mass of 6.023 × 10 23 atoms. The molar mass of an element can be determined from the periodic table. The general representation for an atom is given as Z A X . Here, A is a mass number and Z is the atomic number of an atom. The atomic number is equal to the number of protons present in an atom. The atomic mass equals to the sum of a number of proton and neutron in an atom.

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Chapter 2, Problem 2.142P

(a)

Interpretation Introduction

Interpretation:

The name, symbol, atomic number, atomic mass, period number and group number of all the elements present in the red building-block is to be determined.

Concept introduction:

The mass of one mole of a substance in grams is called molar mass. The S.I unit of molar mass is g/mol.

The molar mass of an element is equal to the mass of 6.023×1023 atoms. The molar mass of an element can be determined from the periodic table.

The general representation for an atom is given as ZAX. Here, A is a mass number and Z is the atomic number of an atom.

The atomic number is equal to the number of protons present in an atom.

The atomic mass equals to the sum of a number of proton and neutron in an atom.

(b)

Interpretation Introduction

Interpretation:

The name, symbol, atomic number, atomic mass, period number and group number of all the macronutrient elements present in the green building-block is to be determined.

Concept introduction:

The mass of one mole of a substance in grams is called molar mass. The S.I unit of molar mass is g/mol.

The molar mass of an element is equal to the mass of 6.023×1023 atoms. The molar mass of an element can be determined from the periodic table.

The general representation for an atom is given as ZAX. Here, A is a mass number and Z is the atomic number of an atom.

The atomic number is equal to the number of protons present in an atom.

The atomic mass equals to the sum of a number of proton and neutron in an atom.

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