1. Polyatomic Ions

Question 1

What are polyatomic ions?

Answer 1

There exist several ions which are comprised of 2 or more different types of atoms.

Question 2

Carbonate ion contains both ______ and ______, bonded together in a specific ratio in which the overall charge is not ____.

Answer 2

Carbon
Oxygen
Zero

Question 3

CO3^2-

Answer 3

Carbonate

Question 4

NO3-

Answer 4

Nitrate

Question 5

NO2-

Answer 5

Nitrite

Question 6

OH-

Answer 6

Hydroxide

Question 7

NH4+

Answer 7

Ammonium

Question 8

MnO4-

Answer 8

Permanganate

Question 9

SO4

Answer 9

Sulphate

Question 10

SO3^2-

Answer 10

Sulphite

Question 11

CrO4^2-

Answer 11

Chromate

Question 12

Cr2O7^2-

Answer 12

Dichromate

Question 13

CH3COO-

Answer 13

Ethanoate

Question 14

PO4^3-

Answer 14

Phosphate

Question 15

CN-

Answer 15

Cyanide Ion

Question 16

ClO-

Answer 16

Hypochlorite

Question 17

ClO3-

Answer 17

Chlorate

Question 18

H30+

Answer 18

Hydronium

Question 19

HCO3-

Answer 19

Hydrogen Carbonate

Question 20

CH3CO2^-

Answer 20

Acetate

Question 21

O2^2-

Answer 21

Peroxide

Question 22

CℓO4^-

Answer 22

Perchlorate

Question 23

HSO3^-

Answer 23

Hydrogen sulphite

Question 24

HSO4^-

Answer 24

Hydrogen sulphate

Question 25

H2PO4^-

Answer 25

Dihydrogen phosphate

Question 26

HPO4^2-

Answer 26

Hydrogen phosphate

Question 27

C2O4^2−

Answer 27

Oxalate