Principles of Metallurgy Quiz 4
Difficulty Level: Hard
10 Questions
Popular Questions InPrinciples of Metallurgy Quiz 4
1
During Roasting …………….. ore is converted into …………….. ore.
2
The reducing agent in thermite process is ……………..
3
When cinnabar is heated in air it first converted into …………….. and then reduced to ……………
4
The process of obtaining the pure metal from impure metal is called ……………..
5
The …………….. method is suitable for purification of low boiling metals.
6
The …………….. method is suitable for purification of low melting metals.
7
Blister copper is purified by using……………..
8
Tarnishing of silver is due to formation of ……………..
9
Corrosion of iron occurs in the presence of ……………. and…………..
10
The chemical name of rust ……………