Which reducing agent for the ore is used in the extraction of iron in the blast furnance ace?

Name the two volatile metals.

In electrorefining of copper, where are the Ag and Au found?

Why is ferric chloride preferred over potassium chloride in case of cut leading to bleeding?

Write the names of materials mixed before the calcined ore is subjected for smelting in the extraction of iron. 

Why roasting of copper pyrites is done?

Lime stone is used in the manufacture of pig iron from haematite. Why?

How much pure is Blister Copper?

Name any two ores of magnesium.

Write the name of the iron obtained from the blast furnance?