Question

...please give me the answer correctly.​

Answer 1

Answer:

1.A

2.D

3.Covalent bond

Explanation:

1. A will form cation as it is in first group and will have 1e to easily give away to attain its stable configuration.

2. D will have largest atomic size as it will have two shells around nucleus.

3. It will form covalent bond as it is non metal.