polyatomic ions

Question 1

ammonium ion

Answer 1

NH₄⁺

Question 2

Hydronium ion

hydrogen ion

Answer 2

H₃O⁺

Question 3

hydroxide ion

Answer 3

OH^-

Question 4

acetate ion

Answer 4

CH₃COO^-

Question 5

carbonate ion

Answer 5

CO₃^2-

Question 6

bicarbonate ion

hydrogen carbonate ion

Answer 6

HCO₃^-

Question 7

sulfate ion

Answer 7

SO₄^2-

Question 8

hydrogen sulfate ion

bisulfate ion

Answer 8

HSO₄^-

Question 9

phosphate ion

Answer 9

PO₄^3-

Question 10

monohydrgen phosphate ion

Answer 10

HPO₄^2-

Question 11

dihydrogen phosphate ion

Answer 11

H₂PO₄

Question 12

Nitrate ion

Answer 12

NO₃^-

Question 13

nitrite

Answer 13

NO₂^-

Question 14

sulfite ion

Answer 14

SO₃^2-

Question 15

cyanide ion

Answer 15

CN^-

Question 16

permanganate ion

Answer 16

MnO₄^-

Question 17

chromate ion

Answer 17

CrO₄^2-

Question 18

dichromate ion

Answer 18

Cr₂O₇^2-

Question 19

NH₄⁺

Answer 19

ammonium ion

Question 20

H₃O⁺

Answer 20

Hydronium ion

hydrogen ion

Question 21

OH^-

Answer 21

hydroxide ion

Question 22

CH₃COO^-

Answer 22

acetate ion

Question 23

CO₃^2-

Answer 23

carbonate ion

Question 24

HCO₃^-

Answer 24

bicarbonate ion

hydrogen carbonate ion

Question 25

SO₄^2-

Answer 25

sulfate ion

Question 26

HSO₄^-

Answer 26

hydrogen sulfate ion

bisulfate ion

Question 27

PO₄^3-

Answer 27

phosphate ion

Question 28

HPO₄^2-

Answer 28

monohydrgen phosphate ion

Question 29

H₂PO₄

Answer 29

dihydrogen phosphate ion

Question 30

NO₃^-

Answer 30

Nitrate ion

Question 31

NO₂^-

Answer 31

nitrite

Question 32

SO₃^2-

Answer 32

sulfite ion

Question 33

CN^-

Answer 33

cyanide ion

Question 34

MnO₄^-

Answer 34

permanganate ion

Question 35

CrO₄^2-

Answer 35

chromate ion

Question 36

Cr₂O₇^2-

Answer 36

dichromate ion