Blister copper is produced by reaction of copper oxide with copper sulphide. 2 {\Cu}_2 {\O}+ {\Cu}_2 {\S} \to 6 {\Cu}+ {\SO}_2 When 2.86 \times 10^3 {\g} of {\Cu}_2 {\O} and 4.77 \times 10^3 {\g} of {\Cu}_2 {\S} are used for reaction, the massof copper produced is _____g .(nearest integer) (Atomic mass of {\Cu}=63.5 {\a} \cdot {\m} . {\u}, {\S}=32.0 {\a} \cdot {\m} . {\u}, {\O}=16.0 {\a} \cdot {\m} . {\u} ) [30-Jun-2022-Shift-1]

JEE Main 30 June 2022 Shift 1 Solved Paper

Section: Chemistry

Question : 81 of 90

Marks: +1, -0

Blister copper is produced by reaction of copper oxide with copper sulphide.
2Cu2O+Cu2S→6‌Cu+SO2
When 2.86×103g of Cu2O and 4.77×103g of Cu2S are used for reaction, the massof copper produced is _____g .(nearest integer)
(Atomic mass of Cu=63.5a⋅m.u,S=32.0a⋅m.u,O=16.0a⋅m.u )

[30-Jun-2022-Shift-1]

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2Cu2O	+Cu2S⟶	‌6‌Cu‌	+‌SO2
20	30	−	−
−	20	60	10