JEE Main Chemistry question

Chemistry The p-Block Elements JEE Main

When one mole of bleaching powder is completely decomposed in presence of then the mass of chlorine gas that is liberated will be:

(A)35.45 g
(B)70.90 gCorrect
(C)17.72 g
(D)88.60 g

Answer: (B)

Solution

Bleaching powder decomposes with as CaOCl_2+CO_2 \to CaCO_3+Cl_2, so one mole of liberates one mole of . The molar mass of is $2 ×

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Question ID VK-137975