Q. Variable valency is shown by

A) Normal elements
B) Transition elements
C) Typical elements
D) None of these
Explanation

The correct answer is Option B: Transition elements.

A detailed explanation for this question is being prepared.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.