Question

When two nuclei of lighter atoms combine to form a heavy and more stable nucleus, this type of reaction is called:

• A. Fission reaction
• B. Chain reaction
• C. Fusion reaction
• D. Double-displacement reaction

Answer 1

The correct option is C Fusion reaction

Example of a nuclear fusion reaction:
${}_1{H}^2{+}_1{H}^2{\to }_{2}H{e}^3{+}_0{n}^1+$ Enormous amount of energy is released during this reaction.