Question

these are the elements belonging to second group of the modern periodic table how do the following properties vary in that group
1 atomic size
2 valency
3 Valence Electrons
4metallic character
5 reactivity

Answer 1

Atomic size in increases
Valency will be 2
Valence electrons will be 2
Metallic character will increase from top to bottom
They become more reactive

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Answer 2

Answer:Atomic size in increases

Valency will be 2

Valence electrons will be 2

Metallic character will increase from top to bottom

They become more reactive

Explanation: