Acids and Bases Flashcards
1
Q
2
A
acid
2
Q
11
A
base
3
Q
indicator
A
A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually. Hence, a pH indicator is a chemical detector for hydronium ions or hydrogen ions in the Arrhenius model.
4
Q
Strong acid
A
ionises completely in water
5
Q
weak acid
A
ionises partially in water
6
Q
Strong alkali
A
Ionises completely in water
7
Q
weak alkali
A
Ionises partially in water
8
Q
neutralisation
A
is the reaction between an acid and alkali producing a salt and water
9
Q
Salt
A
a compound formed when some or all of the hydrogen ions in an acid are replaced by metal ions or ammonium ions.
10
Q
Salt
A
NaCl
