Chemistry · 2016
JEE Main · 10 April 2016, Shift 1 · Q42
Extraction of copper by smelting uses silica as an additive to remove:
Extraction of copper by smelting uses silica as an additive to remove :
Official answer
(2)
FeO
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JEE Main 2016 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.