Auto reduction process is used in the extraction of
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
Cu and Hg
b
Zn and Hg
c
Cu and Mg
d
Fe and Pb
answer is A.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Auto reduction takes place in the case of Cu and Hg.The reactions are as follows:2HgS+3O2→2HgO+2SO22HgO+HgS→3Hg+SO22Cu2S+3O2→2Cu2O+2SO22Cu2O+Cu2S→6Cu+SO2