Question Bank
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Amalgam is an alloy in which one of the metals is:
Which metal is used in the powder form in 'Thermite' welding?
Which of the following metals can be cut with a knife?
Which gas is evolved when a metal reacts with a base?
Anodizing is the process of forming a thick oxide layer of:
Duralumin is widely used in the aircraft industry because:
The slag formed during the extraction of iron in a blast furnace is:
Which metal is extracted from its ore by the process of self-reduction?
Which of the following represents the correct order of reactivity?
During the electrolytic refining of copper, the pure metal is deposited at:
Which process is used for the purification of Bauxite?
The reduction of metal oxide using carbon is called: