Question 1: The dissociation of NH4OH is supressed by the addition of which salt?

NH4Cl
NaCl
HCl
KCl

Question 2: On adding NH4Cl to an NH4OH solution the pH will be

Increase
Decrease
No change
decrease and then increase

Question 3: The addition of HCl does not supress the ionisation of

Acetic acid
Benzoic acid
Hydrogen sulphide
H2SO4

Question 4: When NH4Cl is added to an aqueous solution of NH4OH, then

[OH-]increases
[OH-] decreases
[NH4+] decreases
None of these

Question 5: If dilute HCl is added to acetic acid solution. What will happen?

[Acetate ion] increase
[Acetate ion] decrease
Equilibrium will not change
None of these