Neutralisation- Unit 3

Question 1

What makes something an acid?

Answer 1

Give H+ ions in water

Question 2

What makes something an alkali?

Answer 2

OH- in water

Question 3

pH of Acid

Answer 3

1-6

Question 4

pH of Alkali

Answer 4

8-14

Question 5

Define souble

Answer 5

Dissolves in water

Question 6

Define insoluble

Answer 6

Doesn’t dissolve in water

Question 7

Define a precipitate

Answer 7

Insoluble Salt

Question 8

What do all neutralization reactions create?

Answer 8

Water

Question 9

Word equation for acid and metal

Answer 9

Metal + Acid -> Salt + Water

Question 10

Word equation for acid and metal oxide

Answer 10

Metal Oxide+ Acid -> Salt + Water

Question 11

Word Equation for acid and metal carbonates

Answer 11

Metal Carbonate + Acid -> Salt+ Water + CO2

Question 12

Universal indicator colour in acid

Answer 12

Red

Question 13

Universal indicator colour in alkali

Answer 13

Blue

Question 14

What kind of salt for sulphuric acid?

Answer 14

Sulphate

Question 15

What kind of salt for nitric acid?

Answer 15

Nitrate

Question 16

What kind of salt for ethanoic acid?

Answer 16

Ethanoate

Question 17

What kind of salt for Hydrochloric acid?

Answer 17

Chloride

Question 18

How do you get an insoluble salt from a mixture?

Answer 18

Filteration

Question 19

How do you get a soluble salt from a mixture?

Answer 19

Evaporation

Question 20

What do these symbols mean?
(g)
(l)
(s)
(aq)

Answer 20

(g) Gas
(l) Liquid
(s) Solid
(aq) Dissolved in water

Question 21

pH of neutral

Answer 21

7 (green)