After \[1\alpha \]and \[2\beta \]emissions � – McqOptions

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1.	After \[1\alpha \]and \[2\beta \]emissions [CBSE PMT 1999]
A.	Mass number reduces by 3
B.	Mass number reduces by 4
C.	Mass number reduces by 6
D.	Atomic number remains unchanged
Answer» C. Mass number reduces by 6

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