Chapter 2, Problem 14CTQ

(a)

Interpretation Introduction

Interpretation:

Whether the net charge for the ${\text{OH}}_2\text{OH}$ is equal to +1 or not should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(b)

Interpretation Introduction

Interpretation:

Whether the net charge for the ${\text{CH}}_{\text{3}}{\text{CH}}_{\text{2}}{\text{CH}}_{\text{3}}$ is equal to +1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(c)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{N}}_2{\text{H}}_{\text{3}}$ is equal to +1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(d)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{PH}}_{\text{2}}{\text{CH}}_{\text{2}}{\text{CH}}_{\text{3}}$ is equal to zero shouldbe checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(e)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{SH}}_{\text{2}}$ is equal to zero should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(f)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{NH}}_{\text{3}}{\text{CH}}_{\text{2}}\text{COO}$ is equal to zero should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(g)

Interpretation Introduction

Interpretation:

Whether the Net charge for the $\text{NCO}$ is equal to -1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(h)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{CH}}_{\text{2}}{\text{CO(CH}}_{\text{3}}\text{)}$ is equal to -1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(i)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{NH}}_{\text{2}}$ is equal to -1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.

(j)

Interpretation Introduction

Interpretation:

Whether the Net charge for the ${\text{HCO}}_2$ is equal to -1 should be checked.

Concept Introduction :

Net charge of a molecule can be calculated by adding individual formal charges of each atom.

Formal Charge = Group Number − Number of lines − Number of dots

Group Number refers to the column number on the periodic table.

Number of lines indicates the number of line bonds to the atom in the Lewis structure or it shows the number of bonded pair of electrons.

Number of dots represent the number of non-bonded electrons on an atom in the Lewis structure.