Chapter 8, Problem 8.35QP

(a)

Interpretation Introduction

Interpretation: The number of valence electrons of each of the given species is to be determined.

Concept introduction: The total number of valence electrons of a molecule is equal to the sum of the valence electrons of each of the atoms in the molecule.

To determine: The number of valence electrons of $\text{BN}$.

(b)

Interpretation Introduction

To determine: The number of valence electrons of $\text{HF}$.

(c)

Interpretation Introduction

To determine: The number of valence electrons of ${\text{OH}}^{-}$.

(d)

Interpretation Introduction

To determine: The number of valence electrons of ${\text{CN}}^{-}$.