Polyatomic Ions

Question 1

NH₄⁺

Answer 1

Ammonium

Question 2

CN^-

Answer 2

Cyanide

Question 3

Cr₂O₇^2-

Answer 3

Dichromate

Question 4

OH^-

Answer 4

Hydroxide

Question 5

NO₃^-

Answer 5

Nitrate

Question 6

ClO^-

Answer 6

Hypochlorite

Question 7

ClO₃^-

Answer 7

Chlorate

Question 8

BrO₃^-

Answer 8

Bromate

Question 9

CO₃^2-

Answer 9

Carbonate

Question 10

SO₃^2-

Answer 10

Sulfite

Question 11

HSO₄^-

Answer 11

Hydrogen Sulfate (Bisulfate)

Question 12

PO₄^3-

Answer 12

Phosphate

Question 13

H₂PO₄^-

Answer 13

Dihydrogen Phosphate

Question 14

C₂H₃O₂^- or CH₃COO^-

Answer 14

Acetate

Question 15

CrO₄^2-

Answer 15

Chromate

Question 16

O₂^2-

Answer 16

Peroxide

Question 17

NO₂^-

Answer 17

Nitrite

Question 18

MnO₄^-

Answer 18

Permanganate

Question 19

ClO₂^-

Answer 19

Chlorite

Question 20

ClO₄^-

Answer 20

Perchlorate

Question 21

IO₃^-

Answer 21

Iodate

Question 22

HCO₃^-

Answer 22

Hydrogen Carbonate (Bicarbonate)

Question 23

SO₄^2-

Answer 23

Sulfate

Question 24

PO₃^3-

Answer 24

Phosphite

Question 25

HPO₄^2-

Answer 25

Hydrogen Phosphate