Write complete nuclear equations for the following processes: (a) Tritium, 3H, undergoes decay; (b) 242Pu undergoes -particle emission; (c) 131I undergoes decay; (d)

Write complete nuclear equations for the following processes:
(a) Tritium, 3H, undergoes β decay;
(b) 242Pu undergoes α-particle emission;
(c) 131I undergoes β decay;
(d) 251Cf emits an α particle.