Question

11. Based on the valency of elements, write the molecular formula of the following compounds
giving justification for each,
a) Oxide of first group element X
b) Chloride of element Y of group 13
c) A compound formed when an element A of group 2 combines with an element B of group 17.
d) Show the formation of sodium oxide by transfer of electrons.
pls pls pls be fast
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Answer 1

Answer:

(a)X2O

(b)YCl3

(c)AB2

(d)Na transfers is e- to O atom.O-atom requires

two e-.

Na2O is the sodium Oxide.