Physics

Problem

The reaction

^{14}_{6}\text{C} \to\, ^{14}_{7}\text{N} + e^{-}

is written on the board. Which additional particle must be included for the reaction to satisfy all conservation laws? a) An electron antineutrino

\bar{\nu}_e

b) An electron neutrino

\nu_e

c) A gamma photon

\gamma

d) A positron