1.

Extraction of metal from the ore cassiterite involves

Answer»

carbonreductionofanoxides ore
self- REDUCTION ofa sulphide ore
REMOVAL of copperimpurity
removalof ironimpurity

Solution :Tinisextractedfrom cassiteriteorebyreductionwithcarbon.
` SN O _2+ 2 CtoSn+2CO`
Extraction oftin alsoinvolvesremoval ofimpuritiesof Cuand Fe.Thus,OPTIONS (a, c, d) arecorrect.


Discussion

No Comment Found