Polyatomic Ions

Question 1

NH4 +

Answer 1

Ammonium

Question 2

NO2 -

Answer 2

Nitrite

Question 3

NO3 -

Answer 3

Nitrate

Question 4

SO3 -2

Answer 4

Sulfite

Question 5

SO4 -2

Answer 5

Sulfate

Question 6

HSO4 -

Answer 6

Hydrogen Sulfate (bisulfate)

Question 7

OH -

Answer 7

Hydroxide

Question 8

CN -

Answer 8

Cyanide

Question 9

PO4 -3

Answer 9

Phosphate

Question 10

HPO4 -2

Answer 10

Hydrogen Phosphate

Question 11

H2PO4 -

Answer 11

Dihydrogen phosphate

Question 12

CO3 -2

Answer 12

Carbonate

Question 13

HCO3 -

Answer 13

Hydrogen carbonate (bicarbonate)

Question 14

ClO -

Answer 14

Hypochlorite

Question 15

ClO2 -

Answer 15

Chlorite

Question 16

ClO3 -

Answer 16

Chlorate

Question 17

ClO4 -

Answer 17

Perchlorate

Question 18

C2H3O2 -

Answer 18

Acetate

Question 19

MnO4 -

Answer 19

Permanganate

Question 20

Cr2O7 -2

Answer 20

Dichromate

Question 21

CrO4 -2

Answer 21

Chromate

Question 22

O2 -2

Answer 22

Peroxide

Question 23

oxyanions

Answer 23

A polyatomic ion containing at least one oxygen atom and one or more atoms of at least one other element
Smaller ends with -ite Larger ends in -ate