8. Deduce the molecular formulae of the
compound obtained from the following
pairs of elements by the cross
multiplication method.
a. C (Valency 4) & CI (Valency1)
b. N (Valency 3) & H (Valency 1)
c. C (Valency 4) & 0 (Valency 2)
d. Ca (Valency 2) & 0 (Valency 2)
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Answer:
Ccl4
NH3
CO2
CaO............
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