Question

Tritium on radioactive decay gives

• A. proton
• B. $\beta$ particle
• C. positron
• D. $\alpha$ particle

Answer 1

Answer: (B)

Tritium is the isotope of hydrogen. Tritium $\left({}_1^{3}H\right)$ is a $\beta$-emitter. It emits a $\beta$-particle and changes into helium.
${}_1^{3}H⟶{}_2^{3}He+{}_{-1}^0\beta$