Polyatomic Ions

Question 1

acetate

Answer 1

C₂H₃O₂^-

Question 2

ammonium

Answer 2

NH₄⁺

Question 3

arsenate

Answer 3

AsO₄^3-

Question 4

arsenite

Answer 4

AsO₃^3-

Question 5

azide

Answer 5

N₃^-

Question 6

benzoate

Answer 6

C₇H₅O₂^-

Question 7

borate

Answer 7

BO₃^3-

Question 8

bromate

Answer 8

BrO₃^-

Question 9

carbonate

Answer 9

CO₃^2-

Question 10

chlorate

Answer 10

ClO₃^-

Question 11

chlorite

Answer 11

ClO₂^-

Question 12

chromate

Answer 12

CrO₄^2-

Question 13

cyanide

Answer 13

CN^-

Question 14

dichromate

Answer 14

Cr₂O₇^2-

Question 15

dihydrogen phosphate

Answer 15

H₂PO₄^-

Question 16

dihydrogen phosphite

Answer 16

H₂PO₃^-

Question 17

hydrogen carbonate

Answer 17

HCO₃^-

Question 18

hydrogen phosphate

Answer 18

HPO₄^2-

Question 19

hydrogen sulfate

Answer 19

HSO₄^-

Question 19

hydrogen sulfide

Answer 19

HS^-

Question 20

hydrogen sulfite

Answer 20

HSO₃^-

Question 21

hydroxide

Answer 21

OH^-

Question 22

hypochlorite

Answer 22

ClO^-

Question 23

iodate

Answer 23

IO₃^-

Question 24

manganate

Answer 24

MnO₄^2-

Question 25

nitrate

Answer 25

NO₃^-

Question 26

nitrite

Answer 26

NO₂^-

Question 27

oxalate

Answer 27

C₂O₄^2-

Question 28

permanganate

Answer 28

MnO₄^-

Question 28

peroxide

Answer 28

O₂^2-

Question 29

phosphate

Answer 29

PO₄^3-

Question 30

phosphite

Answer 30

PO₃^3-

Question 31

silicate

Answer 31

SiO₃^2-

Question 32

sulfate

Answer 32

SO₄^2-

Question 33

sulfite

Answer 33

SO₃^2-

Question 34

tartrate

Answer 34

C₄H₄O₆^2-

Question 35

thiocyanate

Answer 35

SCN^-

Question 36

thiosulfate

Answer 36

S₂O₃^2-