Need to Know

Question 1

What are the 3 main acids and their formula?

Answer 1

Hydrochloric acid - HCl
Sulphuric acid - H2SO4
Nitric acid - HNO3

Question 2

What is the acid particle?

Answer 2

H+

Question 3

What are the 7 diatomic elements?

Answer 3

Hydrogen
Oxygen
Nitrogen
Chlorine
Iodine
Florine
Bromine

Question 4

What are the charges of the poly atomic ions?

Answer 4

SO4 ~ 2-
CO3 ~ 2-
OH ~ 1-
NO3 ~ 1-
NH4 ~ 1+

Question 5

What is the reactivity series?

Answer 5

Potassium
Sodium
Lithium
Calcium
Magnesium
Aluminium
Carbon
Zinc
Iron
Lead
Hydrogen
Copper
Silver

Question 6

What is the word equation for making salts with an example?

Answer 6

Acid + Base -> Salt + Water

Sulphuric Acid + Copper oxide -> Copper Sulphate + Water