Polyatomic Ions

Question 1

C₂H₂O₂^-

Answer 1

Acetate

Question 2

CO₃^2-

Answer 2

Carbonate

Question 3

OH^-

Answer 3

Hydroxide

Question 4

NO₂^-

Answer 4

Nitrite

Question 5

NO₃^-

Answer 5

Nitrate

Question 6

CrO₄^2-

Answer 6

Chromate

Question 7

Cr₂O₇^2-

Answer 7

Dichromate

Question 8

PO₄^3-

Answer 8

Phosphate

Question 9

HCO₃

Answer 9

Hydrogen carbonate (or bicarbonate)

Question 10

HPO₄^2-

Answer 10

Hydrogen phosphate

Question 11

H₂PO₄^-

Answer 11

Dihydrogen phosphate

Question 12

NH₄⁺

Answer 12

Ammonium

Question 13

CLO^-

Answer 13

Hypochlorite

Question 14

CLO₂^-

Answer 14

Chlorite

Question 15

CLO₃^-

Answer 15

Chlorate

Question 16

CLO₄^-

Answer 16

Perchlorate

Question 17

MnO₄^-

Answer 17

Permanganate

Question 18

SO₃^-

Answer 18

Sulfite

Question 19

HSO₃^-

Answer 19

Hydrogen sulfite (or bisulfite)

Question 20

SO₄^2-

Answer 20

Sulfate

Question 21

HSO₄^-

Answer 21

Hydrogen sulfate (or bisulfate)

Question 22

CN^-

Answer 22

Cyanide

Question 23

O₂^2-

Answer 23

Peroxide

Question 24

Polyatomic Ions

Answer 24

A group of atoms which loses or gains an electron, Acts as a team! Do not separate!

Question 25

Reaction in which two or more reagents form one product
A+B -> C

Answer 25

Combination Reaction