Free Printable Polyatomic Ions Quiz Review

1.

What is the formula for the sulfate ion?

a)

$\mathrm{SO_3^{2-}}$

b)

$\mathrm{SO_4^{2-}}$

c)

$\mathrm{S_2O_3^{2-}}$

d)

$\mathrm{HSO_4^-}$

2.

Which of the following is the correct name for $\mathrm{NO_3^-}$ ?

a)

Nitrite

b)

Nitrate

c)

Nitride

d)

Nitrosyl

3.

Select the correct formula for the ammonium ion.

a)

$\mathrm{NH_3}$

b)

$\mathrm{NH_4^+}$

c)

$\mathrm{NH_2^-}$

d)

$\mathrm{NH_4^-}$

4.

What is the name of the polyatomic ion with the formula $\mathrm{CO_3^{2-}}$ ?

a)

Carbonate

b)

Bicarbonate

c)

Carbonite

d)

Carbide

5.

Which of the following ions has a $-1$ charge?

a)

$\mathrm{SO_4^{2-}}$

b)

$\mathrm{PO_4^{3-}}$

c)

$\mathrm{NO_2^-}$

d)

$\mathrm{CO_3^{2-}}$

6.

Identify the correct name for $\mathrm{C_2H_3O_2^-}$ .

a)

Acetate

b)

Oxalate

c)

Formate

d)

Citrate

7.

Which formula represents the phosphate ion?

a)

$\mathrm{PO_3^{3-}}$

b)

$\mathrm{PO_4^{3-}}$

c)

$\mathrm{HPO_4^{2-}}$

d)

$\mathrm{H_2PO_4^-}$

8.

What is the name of the ion $\mathrm{ClO_3^-}$ ?

a)

Hypochlorite

b)

Chlorite

c)

Chlorate

d)

Perchlorate

9.

Which of the following is the correct formula for the dichromate ion?

a)

$\mathrm{CrO_4^{2-}}$

b)

$\mathrm{Cr_2O_7^{2-}}$

c)

$\mathrm{Cr_2O_4^{2-}}$

d)

$\mathrm{CrO_7^{2-}}$

10.

Which of the following ions is polyatomic and has a $+1$ charge?

a)

$\mathrm{NH_4^+}$

b)

$\mathrm{NO_3^-}$

c)

$\mathrm{SO_4^{2-}}$

d)

$\mathrm{PO_4^{3-}}$

11.

Which of the following is the correct name for $\mathrm{HCO_3^-}$ ?

a)

Carbonate

b)

Bicarbonate (or Hydrogen carbonate)

c)

Formate

d)

Oxalate

12.

If a compound contains the ion $\mathrm{NO_2^-}$ , what is its name?

a)

Nitrate

b)

Nitrite

c)

Nitride

d)

Nitrosyl

13.

Which of the following ions has the formula $\mathrm{SO_3^{2-}}$ ?

a)

Sulfate

b)

Sulfite

c)

Thiosulfate

d)

Hydrogen sulfite

14.

A student is given a solution containing $\mathrm{CrO_4^{2-}}$ . What is the name of this ion?

a)

Chromate

b)

Dichromate

c)

Permanganate

d)

Perchlorate

15.

A student needs to write the formula for the polyatomic ion called "oxalate." Which of the following is correct?

a)

$\mathrm{C_2O_4^{2-}}$

b)

$\mathrm{C_2H_3O_2^-}$

c)

$\mathrm{CO_3^{2-}}$

d)

$\mathrm{HCO_3^-}$

16.

Given the following ions: $\mathrm{ClO^-}$ , $\mathrm{ClO_2^-}$ , $\mathrm{ClO_3^-}$ , and $\mathrm{ClO_4^-}$ , arrange them in order of increasing number of oxygen atoms and provide their names.

a)

Hypochlorite, Chlorite, Chlorate, Perchlorate

b)

Perchlorate, Chlorate, Chlorite, Hypochlorite

c)

Chlorite, Hypochlorite, Perchlorate, Chlorate

d)

Chlorate, Perchlorate, Hypochlorite, Chlorite

17.

What is the formula for the cyanide ion, which is commonly found in acids such as hydrocyanic acid?

a)

$\mathrm{CN^-}$

b)

$\mathrm{CNO^-}$

c)

$\mathrm{C_2N_2}$

d)

$\mathrm{CNO_2^-}$

Polyatomic Ions Quiz Review

Total questions: 17

Worksheet time: 9mins

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