A compound is formed when elements X and Y combine chemically with each other. The element X has a valency of 4, while element Y has a valency of 2. Which of the following options represents the correct molecular formula of the compound?

X_{2} Y_{4}

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X_{4} Y_{2}

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X_{2} Y

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{XY}_{2}

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Solution

The correct option is D ${XY}_{2}$

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A compound is formed when elements X and Y combine chemically with each other. The element X has a valency of 4, while element Y has a valency of 2. Which of the following options represents the correct molecular formula of the compound?

The correct option is D XY2

The correct option is D ${XY}_{2}$