

MCQOPTIONS
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1. |
An element \[_{96}{{X}^{227}}\] emits \[4\alpha \] and \[5\beta \] particles to form new element Y. Then atomic number and mass number of Y are [MH CET 2002] |
A. | 93; 211 |
B. | 211; 93 |
C. | 212; 88 |
D. | 88; 211 |
Answer» B. 211; 93 | |