pH of acids is between
0 and 7
7 and 14
Zero
Seven
If an acid is completely ionized, it is called a
Weak electrolyte
Strong electrolyte
Non-electrolyte
Solution
Acids are sour to taste they turn litmus
Red to blue
Blue to red
Not changed
Blue to yellow
Neutral solution has pH
8
Below 7
Above 7
7
The heat liberated when acid reacts with base is called
Enthalpy
Entropy
Heat of neutralisation
Heat of combination
The pH was introduced by
Lavoisier
Sorensen
Arrhenius
Bronsted
The theory of ionisation of acids and bases were proposed by
Einstein
By reacting acids with carbonates, it liberates?
O2
H2
N2
CO2
At a given temperature, the concentration of H+ ions is
3.38×10-8
1×10-7
2.3×10-7
1×10-14
The pH of 0.001M HCl is
1
2
4
3