Question

Guys, please give me the answer for this question.


Please fast​

Answer 1

Answer. :Na and H have similar properties, and B and MG have similar properties due to similar configuration of valence electrons.

Na and H belong to group 1, K ALSO belong to this one

BandMg belong to group 2, Sr also belong to this one

PLS MARK AS BRAINLIEST

Answer 2

Answer:

$(a) \: Be \: \: and \: \: Mg \\ \\ (b)1 ,\: 2 ,\: 3 ,\: 3 \\ \\ (c) \: Aluminium \: \: is \: \: in \: third \: \: group$

Hope it's help you...