A nucleus of an element \[_{84}{{X}^{202}}\]emits an a-particle first, – McqOptions

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1.	A nucleus of an element \[_{84}{{X}^{202}}\]emits an a-particle first, a b-particle next and then a gamma photon. The final nucleus formed has an atomic number [JIPMER 1999]
A.	200
B.	199
C.	83
D.	198
Answer» D. 198

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