Refer to the periodic table and state the number of valence electrons for any element in each

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Refer to the periodic table and state the number of valence electrons for any element in each of the following groups:

(a) Group IIA 

(b) Group VA 

(c) Group 14 

(d) Group 17.

Periodic Table:

2 3 4 15 6 7 3 11 Li 6.94 Na 22.99 19 1 IA 37 R 55 4 12 87 2 IIA Be 9.01 Mg 24.31 K Ca Sc 39.10 40.08 44.96 

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