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JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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A quantity of 27.6 g27.6 \mathrm{~g} of K2CO3\mathrm{K}_2 \mathrm{CO}_3 was treated by a series of reagent so as to convert all of its carbon to K2Zn3[Fe(CN)6]2.\mathrm{K}_2 \mathrm{Zn}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]_2. The mass of the product formed is (K=39,Zn=65.4,Fe=56)(\mathrm{K}=39, \mathrm{Zn}=65.4, \mathrm{Fe}=56)
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Correct option: B
11.6 g11.6 \mathrm{~g}
Option B (11.6 g) is correct because it is calculated based on the stoichiometry of the reaction and the molar masses of the compounds involved.

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