A) 10
B) 8
C) 6
D) 2
Correct Answer: C
Solution :
Number of \[\beta -\]particles \[\text{=}\,\text{2}\,\text{ }\!\!\times\!\!\text{ }\,\]no. of \[\alpha \] particles \[-\]change in atomic number Number of \[\alpha -\]particles \[=\frac{238-206}{4}\] \[\therefore \]No. of \[\beta -\]particles \[=2\times 8-(92-82)\] \[=16-10\] \[=6\]You need to login to perform this action.
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