The first ionisation enthalpy is the least in

Question

The first ionisation enthalpy is the least in (A) Germanium (B) Antimony (C) Tellurium (D) Arsenic

Tardigrade Admin · Accepted Answer

As ionisation enthalpy decreases from top to bottom in a group and increases from left to right in a period, hence, bismuth has the least value of first ionisation enthalpy.

Q. The first ionisation enthalpy is the least in

Germanium

Antimony

Tellurium

Arsenic

Bismuth

As ionisation enthalpy decreases from top to bottom in a group and increases from left to right in a period, hence, bismuth has the least value of first ionisation enthalpy.