Question

please tell it is question of class 10 chapter - periodic classification of elements ​

Answer 1

Answer:

1) A is a non-metal.

2) A is more reactive than C.

3) A will be bigger than B.

4)A will form A^- ion...

or anion...

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Answer 2

Explanation:

1. A is non metal because metallic character increase right to left
2. C is more reactive because reactivity increase down the group
3. C is smaller because size is increas right to left
4. C is formed -ve ion because it is non metal