Class 12 Chemistry Nuclear Chemistry Radioactivity and a,b and g rays

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During a $\beta$-decay,the mass of the atomic nucleus

A
Decreases by one unit
B
Increases by one unit
C
Decreases by two units
D
Remains unaffected

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

Nuclear Chemistry

Subtopic

Radioactivity and a,b and g rays

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