Acids, Bases and Salts

Question 1

What salts are all soluble?

Answer 1

Sodium, Potassium, Ammonium, Nitrates

Question 2

What salts are mostly soluble?

Answer 2

Chlorides and Sulphates

Question 3

Which Chlorides are not soluble?

Answer 3

Silver and Lead (III)

Question 4

Which Sulphates are not soluble?

Answer 4

Barium, Calcium and Lead (III)

Question 5

Which Salts are mostly not soluble?

Answer 5

Carbonates and Hydroxides

Question 6

Which Carbonates are soluble?

Answer 6

Sodium, Potassium and Ammonium

Question 7

Which Hydroxides are soluble?

Answer 7

Sodium, Potassium and Ammonium

Question 8

Which metals react with acids?

Answer 8

Those above hydrogen in reactivity series

Question 9

What happens when an acid reacts with a metal?

Answer 9

Metal + acid → salt + hydrogen

Question 10

What happens when an acid reacts with a base?

Answer 10

acid + base → salt + water

Question 11

What happens when an acid reacts with a metal carbonate?

Answer 11

metal carbonate + base → salt + carbon dioxide + water

Question 12

What is a base?

Answer 12

a substance that can neutralise an acid forming a salt and water

Question 13

What are bases usually of metals?

Answer 13

oxides, hydroxides and carbonates

Question 14

What happens when ammonia reacts with water?

Answer 14

produces hydroxide ions

Question 15

In the preparation of soluble salts, why is insoluble reactant added in excess?

Answer 15

Ensure that all of the acid has reacted

Question 16

How to prepare an insoluble salt?

Answer 16

Reacting two soluble salts together