Polyatomic Ions

Question 1

NH4^1+

Answer 1

ammonium

Question 2

OH^1-

Answer 2

hydroxide

Question 3

CN^1-

Answer 3

cyanide

Question 4

OCN^-1

Answer 4

cyanate

Question 5

SCN^-1

Answer 5

thiocyanate

Question 6

O2^2-

Answer 6

peroxide

Question 7

H2O2

Answer 7

hydrogen peroxide

Question 8

K2O2

Answer 8

potassium peroxide

Question 9

CaO2

Answer 9

calcium peroxide

Question 10

MnO2

Answer 10

Manganese (IV) oxide

Question 11

SO4^2-

Answer 11

sulfate

Question 12

SO3^2-

Answer 12

sulfite

Question 13

NO3^1-

Answer 13

nitrate

Question 14

NO2^1-

Answer 14

nitrite

Question 15

CO3^2-

Answer 15

carbonate

Question 16

PO4^3-

Answer 16

phosphate

Question 17

CrO4^2-

Answer 17

chromate

Question 18

Cr2O7^2-

Answer 18

dichromate

Question 19

MnO4^1-

Answer 19

permanganate

Question 20

ClO^1-

Answer 20

hypochlorite

Question 21

ClO2^1-

Answer 21

chlorite

Question 22

ClO3^1-

Answer 22

chlorate

Question 23

ClO4^1-

Answer 23

perchlorate

Question 24

HCO3^1

Answer 24

bicarbonate or hydrogen carbonate

Question 25

HSO4^1-

Answer 25

bisulfate or hydrogen sulfate

Question 26

HPO4^2-

Answer 26

hydrogen phosphate

Question 27

H2PO4^1-

Answer 27

dihydrogen phosphate

Question 28

O^2-

Answer 28

oxide

Question 29

O2^2-

Answer 29

peroxide

Question 30

C2H3O2^-

Answer 30

acetate

Question 31

Br^-

Answer 31

bromide

Question 32

ClO3^-

Answer 32

chlorate

Question 33

Cl^-

Answer 33

chloride

Question 34

ClO2^-

Answer 34

chlorite

Question 35

F^-

Answer 35

flouride

Question 36

H^-

Answer 36

hydride

Question 37

I^-

Answer 37

iodide

Question 38

ClO4^-

Answer 38

perchlorate

Question 39

CrO4^2-

Answer 39

chromate

Question 40

Cr2O7^2-

Answer 40

dichromate

Question 41

C2O4^2-

Answer 41

oxalate

Question 42

PO4^3-

Answer 42

phosphate

Question 43

P^3-

Answer 43

phosphide

Question 44

PO3^-

Answer 44

phosphite