JAMB - Physics (2002 - No. 36)

 \(^{23}_{11}\)Na + X  → \(^{20}_9\)F + \(^4_2\)He

What particle is X in the reaction above?

Alpha
Beta
Neurons
Gamma

Explanation

The particle in the reaction is a neutron

 \(^{23}_{11}\)Na + \(^1_0\)n  → \(^{20}_9\)F + \(^4_2\)He

 

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