Q. Which one of the following nuclear reactions is a source of energy in the sun
A) $\ _{4}^{9}Be + \ _{2}^{4}He \rightarrow \ _{6}^{12}C + \ _{0}^{- 1}n$
B) $\ _{2}^{3}He + \ _{2}^{3}He \rightarrow \ _{2}^{4}He + \ _{1}^{1}H + \ _{1}^{1}H$
C) $\ _{56}^{144}Ba + \ _{56}^{92}Kr \rightarrow \ _{92}^{235}U + \ _{0}^{- 1}n$
D) $\ _{26}^{56}Fe + \ _{48}^{112}Ca \rightarrow \ _{74}^{167}W + \ _{0}^{- 1}n$
Explanation
(b) Energy is released in the sun due to fusion
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.