Chapter 12, Problem 123E

(a)

Interpretation Introduction

Interpretation:Below reaction should be balanced and completed.

  $\text{Li}\left(s\right)+{\text{N}}_{\text{2}}\left(g\right)\to$

Concept introduction:Balanced reaction is reaction that has equal number of atoms on both sides that are reactant and product side.

(b)

Interpretation Introduction

Interpretation:Below reaction should be balanced and completed.

  $\text{Rb}\left(s\right)+\text{S}\left(s\right)\to$

Concept introduction:Balanced reaction is reaction that has equal number of atoms on both sides that are reactant and product side.

(c)

Interpretation Introduction

Interpretation:Below reaction should be balanced and completed.

  $\text{Cs}\left(s\right)+{\text{H}}_2\text{O}\left(l\right)\to$

Concept introduction:Balanced reaction is reaction that has equal number of atoms on both sides that are reactant and product side.

(d)

Interpretation Introduction

Interpretation:Below reaction should be balanced and completed.

  $\text{Na}\left(s\right)+{\text{Cl}}_{\text{2}}\left(g\right)\to$

Concept introduction:Balanced reaction is reaction that has equal number of atoms on both sides that are reactant and product side.