Question

Assign oxidation states to all atoms in each compound.

$\begin{array}{l}\mathbf{a}\mathbf{.}{{\mathbf{UO}}_2}^{2+}\\ \mathbf{b}\mathbf{.}{\mathbf{As}}_2{\mathbf{O}}_3\\ \mathbf{c}\mathbf{.}{\mathbf{NaBiO}}_3\\ \mathbf{d}\mathbf{.}{\mathbf{As}}_4\\ \mathbf{e}\mathbf{.}{\mathbf{HAsO}}_2\\ \mathbf{f}\mathbf{.}{\mathbf{Mg}}_2{\mathbf{P}}_2{\mathbf{O}}_7\\ \mathbf{g}\mathbf{.}{\mathbf{Na}}_2{\mathbf{S}}_2{\mathbf{O}}_3\\ \mathbf{h}\mathbf{.}{\mathbf{Hg}}_2{\mathbf{Cl}}_2\\ \mathbf{i}\mathbf{.}\mathbf{Ca}{\left({\mathrm{NO}}_3\right)}_2\\ \end{array}$

Short answer

Oxidation state of each atom in the given molecules is provided.

Step-by-step solution

Introduction

Oxidation state of an atom indicates the charge attained by an atom during the formation of the particular compound.

Subpart a)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}U{O_2}^{2+}\\ U:+6\\ O:-2\end{array}$

Step 3; Subpart b)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}A{s}_2{O}_3\\ As:+3\\ O:-2\end{array}$

Subpart c)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}NaBi{O}_3\\ Na:+1\\ Bi:+5\\ O:-2\end{array}$

Subpart d)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}A{s}_4\\ As:0\end{array}$

Subpart e)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}HAs{O}_2\\ H:+1\\ As:+3\\ O:-2\end{array}$

Subpart f)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}M{g}_2{P}_2{O}_7\\ Mg:+2\\ P:+5\\ O:-2\end{array}$

Subpart g)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}N{a}_2{S}_2{O}_3\\ Na:+1\\ S:+2\\ O:-2\end{array}$

Subpart h)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}H{g}_{2}C{l}_2\\ Hg:+1\\ Cl:-1\end{array}$

Subpart i)

The oxidation state of each atom in the given compound is as shown below:

$\begin{array}{l}Ca{\left(N{O}_3\right)}_2\\ Ca:+2\\ N:+5\\ O:-2\end{array}$