Polyatomic Ions

Question 1

Ammonium

Answer 1

NH₄⁺

Question 2

Mercury(I)

Answer 2

Hg₂²⁺

Question 3

Nitrate

Answer 3

NO₃^-

Question 4

Nitrite

Answer 4

NO₂^-

Question 5

Bicarbonate

Answer 5

HCO₃^-

Question 6

Perchlorate

Answer 6

ClO₄^-

Question 7

Chlorate

Answer 7

ClO₃^-

Question 8

Chlorite

Answer 8

ClO₂^-

Question 9

Hypochlorite

Answer 9

ClO^-

Question 10

Perbromate

Answer 10

BrO₄^-

Question 11

Bromate

Answer 11

BrO₃^-

Question 12

Bromite

Answer 12

BrO₂^-

Question 13

Hypobromite

Answer 13

BrO^-

Question 14

Periodate

Answer 14

IO₄^-

Question 15

Iodate

Answer 15

IO₃^-

Question 16

Iodite

Answer 16

IO₂^-

Question 17

Hypoiodite

Answer 17

IO^-

Question 18

Acetate

Answer 18

CH₃COO^-

Question 19

Cyanide

Answer 19

CN^-

Question 20

Thiocyanate

Answer 20

SCN^-

Question 21

Hydroxide

Answer 21

OH^-

Question 22

Permanganate

Answer 22

MnO₄^-

Question 23

Superoxide

Answer 23

O₂^-

Question 24

Chromate

Answer 24

CrO₄^2-

Question 25

Dichromate

Answer 25

Cr₂O₇^2-

Question 26

Sulfate

Answer 26

SO₄^2-

Question 27

Sulfite

Answer 27

SO₃^2-

Question 28

Thiosulfate

Answer 28

S₂O₃^2-

Question 29

Carbonate

Answer 29

CO₃^2-

Question 30

Peroxide

Answer 30

O₂^2-

Question 31

Oxalate

Answer 31

C₂O₄^2-

Question 32

Arsenate

Answer 32

AsO₄^3-

Question 33

Phosphate

Answer 33

PO₄^3-

Question 34

Phosphite

Answer 34

PO₃^3-