An element emits and particles to form new element Y . T…

Chemistry Nuclear Chemistry Nucleus (Stability and Reaction) Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

An element emits and particles to form new element Y . Then atomic number and mass number of Y are

93; 211

211; 9 3

212; 88

88; 211

Text Solution

Verified by Experts

The correct answer is:

On equating mass number

227 = y + 4 × 4 + 0,

On equating atomic number

96 = y + 2 × 4 – 5, y = 93.

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