a.

Absorbed and the reaction is endothermic

b.

Evolved and the reaction is endothermic

c.

Evolved and the reaction is exothermic

d.

Absorbed and the reaction is exothermic

a.

Oxygen gas is given off at the cathode

b.

Hydrogen gas is given off at the anode

c.

Sodium metal is deposited at the cathode

d.

Alkalinity at the cathode increases

a.

neutralization

b.

reaction of an acid with a trioxocarbonate(IV) salt

c.

double decomposition

d.

reaction of an acid with electropositive metals

a.

Dihydric alkanol

b.

Tertiary alkanol

c.

Trihydric alkanol

d.

Monohydric alkanol