General Chemistry Online: Companion Notes: Compounds: Polyatomic ions: Quiz

2. Veterinarians administer an 0.2 percent potassium permanganate solution to cows and horses as an antidote for plant alkaloid poisoning. A bottle that contains potassium permanganate solution might be labelled:

KMgO₄

K₂MnO₃

KMnO₃

K₂MnO₄

KMnO₄

3. if AsO_{4^3- is the arsenate ion, the name of the AsO}3^3- ion is expected to be:

arsenite

perarsenate

arsenide

hemiarsenate

hypoarsenite

4. Perchlorate compounds are used in explosives and jet fuels. The formula of the perchlorate ion is

HClO₃^-

ClO₄^-

ClO₃^-

ClO₃^2-

ClO₄^-2

5. Dichromate ions are used in the tanning of leather. Dichromate ion is:

HCrO₃^-

Cr₂O₃^2-

Cr₂O₇^2-

HCrO₄^-

CrO₄^2-

6. Perbromate ion is extremely unstable for quantum mechanical reasons. If it existed, the formula of the perbromate ion could be:

HBrO₃^-

BrO₃^-

BrO₄^-2

BrO₃^2-

BrO₄^-

7. Which of the following is the bisulfate ion?

(SO₄^2-)₂

SO₄^2-

HSO₄^-

S₂O₈^2-

S₂O₃^2-

8. If the selenate ion has formula SeO₄^2-, the selenite ion might be:

SeO₄⁺²

SeO₃^2-

SeO₄^3-

SeO₄^-

SeO₅^2-

9. If TeO₄^2- is the tellurate ion, the name of the TeO₃^2- ion is expected to be:

telluride

tellurite

hypotellurite

pertellurate

hemitellurate

10. Periodate ion is used in staining procedures that improve the quality of microscopic images. The formula of the periodate ion is:

HIO₃^-

IO₃^-

IO₄^-

IO₃^2-

IO₄^-2

General Chemistry Online! Quiz