C4 - Chemical Changes [1] Flashcards
1
Q
What happens when an acid and a base reacts
A
They neutralise each other
2
Q
When an acid and base reacts they produce…..
A
Salt + water
3
Q
What is the pH range of acids
A
0-6
4
Q
What is the pH range of alkalis
A
8-14
5
Q
What is the pH of a neutral
A
7
6
Q
What is used to detect the pH
A
Universal indicators
7
Q
Does a weak or a strong acid completely ionises in water
A
Strong acid
8
Q
Does a weak acid completely ionises in solution
A
No