Question

When an electron is added in the valence shell:
1. energy is released
2. energy is absorbed
3. energy remains same
4. none of the above​

Answer 1

Explanation:

1. the energy will be tte relased

Answer 2

The correct option is 1.

• The amount of energy released when an electron is added to a atom in solid,liquid or gaseous state is called electron affinity.
• When an electron is added to a atom in solid,liquid or gaseous state in the valance shell energy is released and this energy is called electron affinity.