Name each of the following compounds, which contain polyatomic ions.
a. $\mathrm{LiH}_2 \mathrm{PO}_4$
b. $\mathrm{Cu}(\mathrm{CN})_2$
c. $\mathrm{Pb}\left(\mathrm{NO}_3\right)_2$
d. $\mathrm{Na}_2 \mathrm{HPO}_4$
e. $\mathrm{NaClO}_2$
f. $\mathrm{CO}_2\left(\mathrm{SO}_4\right)_3$

Give the name of each of the following polyatomic anions.

c. $\text{SO}_4^{2-}$

Give the name of each of the following polyatomic anions.

b. $\text{ClO}_3^{-}$

Give the name of each of the following polyatomic anions.

a. $\text{CO}_3^{2-}$

Write the formula for each of the following chromium-containing ions, including the overall charge of the ion.

d. dichromate

Write the formula for each of the following chromium-containing ions, including the overall charge of the ion.

c. chromic

Write the formula for each of the following chromium-containing ions, including the overall charge of the ion.

b. chromate

Write the formula for each of the following chromium-containing ions, including the overall charge of the ion.

a. chromous

Examine the following table of formulas and names. Which of the compounds is/are named correctly? Formula ${\ \ \ }$ Name a. $\mathrm{P}_2 \mathrm{O}_5 \quad$ diphosphorus pentoxide b. $\mathrm{ClO}_2 \quad$ chlorine oxide c. $\mathrm{PbL}_4 \quad$ lead iodide d. $\mathrm{CuSO}_4 \quad$ copper(I) sulfate

Examine the following table of formulas and names. Which of the compounds is/are named incorrectly?

$$\begin{array}{ll}\quad \text { Formula } & \text { Name } \\\\ \ \mathrm{CrPO}_4 & \text { chromium(III) phosphate }\end{array}$$

Write the formula for each of the following carboncontaining polyatomic ions, including the overall charge of the ion.

d. cyanide

Write the formula for each of the following carboncontaining polyatomic ions, including the overall charge of the ion.

c. acetate

Examine the following table of formulas and names. Which of the compounds is/are named incorrectly?

$$\begin{array}{ll}\quad \text { Formula } & \text { Name } \\\\ \ \mathrm{Rb}_2 \mathrm{O} & \text { rubidium oxide }\end{array}$$

Examine the following table of formulas and names. Which of the compounds is/are named incorrectly?

$$\begin{array}{ll}\quad \text { Formula } & \text { Name } \\\\ \ \mathrm{KClO}_3 & \text { potassium chlorate }\end{array}$$