Chemistry WAEC

What would be the formula of the compound?

MO and X 2O represent the formula of oxides of elements M and X respectively. If M and X should combine to form a separate compound, what would be the formula of the compound?

A. MX2
B. M2X
C. MX
D. M3X2
E. MX3

Correct Answer:

Option A – MX2

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