Chemistry, asked by prathameshp2133, 10 months ago

write the trends in atomic and physical properties of elements of group first and second

Answers

Answered by shivayogesh1102

3

Explanation:

atomic size:

they are the largest atoms in their respective period

valency:

they have valincy +1 (or) +2

metallic&non metallic characters:

they are reactive and they are metals

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