What is Fission and Fusion?

Answer Posted / bhuvaneshwari

Fission is a process that takes place in an atom which
results in splitting of a bigger unstable atom into smaller
stable atoms.Eg: He atom is divided into H atoms by fission
reaction. takes place in sun
Fusion is a process that combines smaller unstable atoms to
form a bigger stable atom. eg: 2H atoms combines to form a
He atom.

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