1.

The number of \[\alpha -\]and \[\beta -\]particles emitted when a radioactive element \[_{90}{{E}^{232}}\] changes into \[_{86}{{G}^{220}}\] will be   [MP PET 2004]

A.      5 and 4
B.      2 and 3
C.      3 and 2 
D.      4 and 1
Answer» D.      4 and 1


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