Question

The elements w, x, y and z have atomic numbers 7, 9, 10 and 11
respectively. Write the formula of the molecules that would be formed
between the following pairs of elements and indicate the type of the
bonding present using dots (-) and crosses (x) to represent valence
electrons.
(a) w and x
(b) x and x
(c) w and 2
(d) y and y.​

Answer 1

Answer:

c) is the correct answer is well for the question answer!!

Answer 2

Answer:

The elements X, Y and Z are nitrogen, oxygen and fluorine respectively. The valency of nitrogen is 3 and that of fluorine is 1.

N F

3 1 ( by Criss cross method )

XZ

3

or NF

3

is the formula of the compound formed when X combines with Z.

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