+1 vote
3 views

22Ne nucleus, after absorbing energy, decays into two α-particles and an unknown nucleus. The unknown nucleus is

(A) nitrogen         (B) carbon           (C) boron             (D) oxygen

in Physics by (6.0k points)
reopened by | 3 views

1 Answer

0 votes
Best answer

The correct answer is option B) carbon 

Explanation::

22Ne decays

α particle = He2+

Mass No = 4

p=2,n=2

So, New mass no. =22−8=14

Atomic No. =10−4=6

So, the new element is  6C14 

by (4.0k points)
531 questions
508 answers
8 comments
12 users