Pick out the incorrect statement regarding Lewis acids and bases

(a)

A Lewis acid is a electron deficient molecule

(b)

Lewis bases is one which donates an electron pair

(c)

Lewis base is a cation

(d)

Lewis acid is a electron deficient molecule and Lewis base is a cation

With regard to the strength of acids and bases, Find the incorrect statement among the following.

(a)

Strong acid is one that completely dissociates in water

(b)

K_a is the dissociation constant

(c)

CH₃COOH is a weak acid

(d)

Smaller the K_a value, greater is the acid strength

HCl is a strong acid since _______.

(a)

It can be easily oxidised

(b)

It can be easily ionised

(c)

It dissociates completely to give H⁺ ions in solution

(d)

It can be easily oxidised and It can be easily ionised

Ionic product of water increases when _______.

(a)

Pressure decreases

(b)

H⁺ ions are added

(c)

OH^- ions are added

(d)

temperature increases

An aqueous solution with pH value zero is _______.

(a)

acidic

(b)

basic

(c)

amphoteric

(d)

neutral