Polyatomic Ions

Question 1

Nitrate

Answer 1

NO3 -

Question 2

Nitrite

Answer 2

NO2 -

Question 3

Chromate

Answer 3

CrO4 2-

Question 4

Dichromate

Answer 4

Cr2O7 2-

Question 5

Cyanide

Answer 5

CN -

Question 6

Thiocyanate

Answer 6

SCN -

Question 7

Permanganate

Answer 7

MnO4 -

Question 8

Hydroxide

Answer 8

OH -

Question 9

Peroxide

Answer 9

O2 2-

Question 10

Amide

Answer 10

NH2 -

Question 11

Sulfate

Answer 11

SO4 2-

Question 12

Sulfite

Answer 12

SO3 2-

Question 13

Phosphite

Answer 13

PO3 3-

Question 14

Phosphate

Answer 14

PO4 3-

Question 15

Hydrogen Phosphate

Answer 15

HPO4 2-

Question 16

Dihydrogen Phosphate

Answer 16

H2PO4 -

Question 17

Acetate

Answer 17

C2H3O2 - or CH3COO -

Question 18

Perchlorate

Answer 18

ClO4 -

Question 19

Chlorate

Answer 19

ClO3 -

Question 20

Chlorite

Answer 20

ClO2 -

Question 21

Hypochlorite

Answer 21

ClO -

Question 22

Periodate

Answer 22

IO4 -

Question 23

Iodate

Answer 23

IO3 -

Question 24

Iodite

Answer 24

IO2 -

Question 25

Hyopiodite

Answer 25

IO -

Question 26

Perbromate

Answer 26

BrO4 -

Question 27

Bromate

Answer 27

BrO3 -

Question 28

Bromite

Answer 28

BrO2 -

Question 29

Hypobromite

Answer 29

BrO -

Question 30

Carbonate

Answer 30

CO3 2-

Question 31

Hydrogen Carbonate

Answer 31

HCO 3 -

Question 32

Hydrogen Sulfate

Answer 32

HSO4 -

Question 33

Hydrogen Sulfite

Answer 33

HSO3 -

Question 34

Hydrogen Sulfide

Answer 34

HS -

Question 35

Ammonium

Answer 35

NH4 +