Question
Question: <sub>86</sub>A<sup>222</sup>®<sub>84</sub>B<sup>210</sup>. In this reaction how many a and b particl...
86A222®84B210. In this reaction how many a and b particles are emitted –
A
6a, 3b
B
3a,4b
C
4a, 3b
D
3a, 6b
Answer
3a,4b
Explanation
Solution

\na = = 3
\ nb = 2na – Z + Z¢
= 2 × 3 – 86 + 84
= 4