Salts (unfinished) (page 90)

Question 1

What is a salt?

Answer 1

Metal (more reactive than hydrogen) + non-metal

Question 2

What type of compound are salts?

Answer 2

Ionic compound

Question 3

What is the word formula for a neutralisation reaction? (general and specific example)

Answer 3

• Acid + alkali –> Salt + Water
• HCl + NaOH –> NaCl + H2O

Question 4

What is the difference between alkali’s and bases?

Answer 4

Alkali’s are soluble

Question 5

What are bases?

Answer 5

• Insoluble
• Metal oxides and carbonates

Question 6

What do carbonates give off as well?

Answer 6

Carbon dioxide

Question 7

What are sulfates?

Answer 7

Salts of sulphuric acid (H2SO4) (SO4 2-)

Question 8

What are chlorides?

Answer 8

Salts of hydrochloric acid (HCl) (Cl -)

Question 9

What are nitrates?

Answer 9

Salts of nitric acid (HNO3) (NO3 -)

Question 10

What do: metals more reactive than hydrogen + acid –> ?

Answer 10

Salt + hydrogen