Chapter 3 Polyatomic Ions

Question 1

Dihydrogen phosphate

Answer 1

H₂PO₄^-

Question 2

Dihydrogen phosphite

Answer 2

H₂PO₃^-

Question 3

Hydrogen sulfate

Answer 3

HSO₄^-

Question 4

Hydrogen sulfite

Answer 4

HSO₃^-

Question 5

Hydrogen carbonate

Answer 5

HCO₃^-

Question 6

Nitrate

Answer 6

NO₃^-

Question 7

Nitrite

Answer 7

NO₂^-

Question 8

Acetate

Answer 8

C₂H₃O₂^-

OR

CH₃COO^-

Question 9

Permanganate

Answer 9

MnO₄^-

Question 10

Perchlorate

Answer 10

ClO₄^-

Question 11

Chlorate

Answer 11

ClO₃^-

Question 12

Chlorite

Answer 12

ClO₂^-

Question 13

Hypochlorite

Answer 13

ClO^-

Question 14

Cyanide

Answer 14

CN^-

Question 15

Hydroxide

Answer 15

OH^-

Question 16

Hydrogen phosphate

Answer 16

HPO₄^2-

Question 17

Hydrogen phosphite

Answer 17

HPO₃^2-

Question 18

Sulfate

Answer 18

SO₄^2-

Question 19

Sulfite

Answer 19

SO₃^2-

Question 20

Carbonate

Answer 20

CO₃^2-

Question 21

Oxalate

Answer 21

C₂O₄^2-

Question 22

Chromate

Answer 22

CrO₄^2-

Question 23

Dichromate

Answer 23

Cr₂O₇^2-

Question 24

Phosphate

Answer 24

PO₄^3-

Question 25

Phosphite

Answer 25

PO₃^3-

Question 26

Ammonium

Answer 26

NH₄⁺

Question 27

Mercury (I)

Answer 27

Hg₂²⁺