Polyatomic Ion Memorization List

Question 1

NH4 1+

Answer 1

Ammonium

Question 2

C2H3O2 1-

Answer 2

Acetate

Question 3

CN 1-

Answer 3

Cyanide

Question 4

BrO 1-

Answer 4

Hypobromite

Question 5

BrO2 1-

Answer 5

Bromite

Question 6

BrO3 1-

Answer 6

Bromate

Question 7

BrO4 1-

Answer 7

Perbromate

Question 8

ClO 1-

Answer 8

Hypochlorite

Question 9

ClO2 1-

Answer 9

Chlorite

Question 10

ClO3 1-

Answer 10

Chlorate

Question 11

ClO4 1-

Answer 11

Perchlorate

Question 12

IO 1-

Answer 12

Hypoiodite

Question 13

IO2 1-

Answer 13

Iodite

Question 14

IO3 1-

Answer 14

Iodate

Question 15

IO4 1-

Answer 15

Periodate

Question 16

HCO 1-

Answer 16

Hydrogen Carbonate

Question 17

H2PO4 1-

Answer 17

Dihydrogen Phosphate

Question 18

HSO4 1-

Answer 18

Hydrogen Sulfate

Question 19

NO2 1-

Answer 19

Nitrite

Question 20

NO3 1-

Answer 20

Nitrate

Question 21

OH 1-

Answer 21

Hydroxide

Question 22

MnO4 1-

Answer 22

Permanganate

Question 23

SCN 1-

Answer 23

thiocyanate

Question 24

CO3 2-

Answer 24

Carbonate

Question 25

C2O4 2-

Answer 25

Oxalate

Question 26

CrO4 2-

Answer 26

Chromate

Question 27

Cr2O7 2-

Answer 27

Dichromate

Question 28

HPO4 2-

Answer 28

Hydrogen Phosphate

Question 29

O2 2-

Answer 29

Peroxide

Question 30

SO3 2-

Answer 30

Sulfite

Question 31

SO4 2-

Answer 31

Sulfate

Question 32

S2O3 2-

Answer 32

Thiosulfate

Question 33

PO3 3-

Answer 33

Phosphite

Question 34

PO4 3-

Answer 34

Phosphate