Q.
Want to Fund your own JEE / NEET / Foundation preparation ??
Take the SCORE scholarship exam from home and compete for scholarships worth ₹1 crore!*
An Intiative by Sri Chaitanya
a
Cu2S + little FeS
b
Cu2S + little FeO
c
Cu2O + little FeO
d
Cu2O + little FeS
answer is A.
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