After 1 \\alpha and 2 \\beta -emissions (1999)
- Amass number reduces by 6
- Bmass number reduces by 4
- Cmass number reduces by 2
- Datomic number remains unchanged
✓ Correct answer: B
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After 1 \\alpha and 2 \\beta -emissions (1999)
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Question ID #91628 · NewNcert