Polyatomic Ions

Question 1

NH4 +

Answer 1

ammonium

Question 2

H30 +

Answer 2

hydronium

Question 3

HG2 2+

Answer 3

mercury I

Question 4

CN -

Answer 4

cyanide

Question 5

OCN -

Answer 5

cyanate

Question 6

SCN -

Answer 6

thiocyanate

Question 7

OH -

Answer 7

hydroxide

Question 8

C2H3O2 -

Answer 8

acetate

Question 9

MnO4 -

Answer 9

permanganate

Question 10

NO3 -

Answer 10

nitrate

Question 11

NO2 -

Answer 11

nitrite

Question 12

H2PO4 -

Answer 12

dihydrogen phosphate

Question 13

HCO3 -

Answer 13

hydrogen carbonate or bicarbonate

Question 14

HSO4 -

Answer 14

hydrogen sulfate

Question 15

HSO3 -

Answer 15

hydrogen sulfite

Question 16

ClO4 -

Answer 16

perchlorate

Question 17

ClO3 -

Answer 17

chlorate

Question 18

ClO2 -

Answer 18

chlorite

Question 19

ClO -

Answer 19

hypochlorite

Question 20

BrO4 -

Answer 20

perbromate

Question 21

BrO3 -

Answer 21

bromate

Question 22

BrO2 -

Answer 22

bromite

Question 23

BrO -

Answer 23

hypobromite

Question 24

IO4 -

Answer 24

periodate

Question 25

IO3 -

Answer 25

iodate

Question 26

IO2 -

Answer 26

iodite

Question 27

IO -

Answer 27

hypoiodite

Question 28

O2 2-

Answer 28

peroxide

Question 29

C2O4 2-

Answer 29

oxalate

Question 30

CrO4 2-

Answer 30

chromate

Question 31

Cr2O7 2-

Answer 31

dichromate

Question 32

HPO4 2-

Answer 32

hydrogen phosphate

Question 33

CO3 2-

Answer 33

carbonate

Question 34

SO4 2-

Answer 34

sulfate

Question 35

SO3 2-

Answer 35

sulfite

Question 36

S2O3 2-

Answer 36

thiosulfate

Question 37

PO4 3-

Answer 37

phosphate

Question 38

AsO4 3-

Answer 38

arsenate