Chromates Are Strong

Q32: Which of the following is an example

Q33: Electrometallurgy is<br>A) refining of metal ores using

Q34: Calcination is<br>A) heating an ore, in the

Q35: Leaching is<br>A) melting an ore and separating

Q36: Give the components of brass.<br>A) copper and

Q38: In a substitutional alloy,<br>A) one nonmetal substitutes

Q39: Identify the normal crystal structure at room

Q40: Why is zinc used to coat steel

Q41: Powder metallurgy is<br>A) refining of metal ores

Q42: Which of the following is an example