Element X combines with element Y to form a compound Z. If the atomic numbers of X and Y are 12 and 16 respectively, the formula of Z is :-

X_{3} Y_{2}

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X_{2} Y

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{X Y}_{2}

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X_{2} Y_{2}

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Solution

The correct option is B $X_{2} Y$
the atomic numbers of X is 12 .
the atomic numbers of Y is 16 .

X = magnesium
Y = oxygen

$2 M g + S_{2} \to M g_{2} S$

Formula of Z = $M g_{2} S$

$2 X + Y \to X_{2} Y$

Hence , the product is $X_{2} Y$ = Z .

Hence , option B is correct .

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Element X combines with element Y to form a compound Z. If the atomic numbers of X and Y are 12 and 16 respectively, the formula of Z is :-

The correct option is B X2Ythe atomic numbers of X is 12 .the atomic numbers of Y is 16 .X = magnesiumY = oxygen 2Mg+S2→Mg2SFormula of Z = Mg2S2X+Y→X2YHence , the product is X2Y = Z .Hence , option B is correct .

The correct option is B $X_{2} Y$
the atomic numbers of X is 12 .
the atomic numbers of Y is 16 .

X = magnesium
Y = oxygen

$2 M g + S_{2} \to M g_{2} S$

Formula of Z = $M g_{2} S$

$2 X + Y \to X_{2} Y$

Hence , the product is $X_{2} Y$ = Z .

Hence , option B is correct .