Acids and Bases

Question 1

acid

Answer 1

a substance that dissolves in water and produces H+ ions

Question 2

indicator

Answer 2

a substance that changes colour when added to acidic/alkaline solutions

Question 3

base

Answer 3

a substance that neutralises an acid which produces salt and water

Question 4

alkalis

Answer 4

soluble bases that produce OH- ions in water

Question 5

neutralisation

Answer 5

a chemical reaction between an acid and a base to produce a salt and water only

Question 6

antacids

Answer 6

compunds used to medically treat indigestion (by neutralising stomach acid)

Question 7

acid oxides

Answer 7

oxides of non-metals that will react with bases and dissolve in water to produce solutions

Question 8

basic oxides

Answer 8

oxide of a metal that will react with acids to neutralise the acid

Question 9

amphoteric acid

Answer 9

a compund that reacts with both an acid and an alkali to give a salt and water

Question 10

dissociation

Answer 10

the seperation of a covalent molecule into ions when dissolved in water

Question 11

strong acid

Answer 11

an acid that is completely ionised when dissolved in water

Question 12

weak acid

Answer 12

An acid that is only partly dissociated when in water