Question

please answer the following ​

Answer 1

1. a is nonmetals

2. c is less reactive than a because the electronic configuration of a is high

3. c will be larger

4. displacement reaction occurs between with can lead to formation of ion , cation

5. halogens

Answer 2

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(a) A is a non metal.

(b) C is less reactive then A.

(c) C will be larger.

(d)

(e) Halogens