When Fe3O4 (Molar mass M ) converts into Fe2O3 then equivalent mass of Fe3O4 is - (1) M/3 (2) M/2 (3) 243 (4) M 2Na2 S2O3+I2→Na2 S4O6+2NaI equivalent mass of hypo (Na2 S2O3,5H2O) in above is (Molecular mass of hypo is 248)

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When {Fe}_{3} {O}_{4} (Molar mass {M} ) converts into {Fe}_{2}

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When $Fe_{3} O_{4}$ (Molar mass $M$ ) converts into $Fe_{2} O_{3}$ then equivalent mass of $Fe_{3} O_{4}$ is - (1) $M /3$ (2) $M /2$ (3) $243$ (4) M $2 Na_{2} S_{2} O_{3} + I_{2} \to Na_{2} S_{4} O_{6} + 2 NaI$ equivalent mass of hypo $(Na_{2} S_{2} O_{3}, 5 H_{2} O)$ in above is (Molecular mass of hypo is 248)

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When

Fe_{3} O_{4}

(Molar mass

M

) converts into

Fe_{2} O_{3}

then equivalent mass of

Fe_{3} O_{4}

is - (1)

M /3

(2)

M /2

(3)

243

(4) M

2 Na_{2} S_{2} O_{3} + I_{2} \to Na_{2} S_{4} O_{6} + 2 NaI

equivalent mass of hypo

(Na_{2} S_{2} O_{3}, 5 H_{2} O)

in above is (Molecular mass of hypo is 248)

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Question Text	When $Fe_{3} O_{4}$ (Molar mass $M$ ) converts into $Fe_{2} O_{3}$ then equivalent mass of $Fe_{3} O_{4}$ is - (1) $M /3$ (2) $M /2$ (3) $243$ (4) M $2 Na_{2} S_{2} O_{3} + I_{2} \to Na_{2} S_{4} O_{6} + 2 NaI$ equivalent mass of hypo $(Na_{2} S_{2} O_{3}, 5 H_{2} O)$ in above is (Molecular mass of hypo is 248)
Topic	Mole Concept & Redox
Subject	Chemistry
Class	Class 11