Metallurgy Mock Tests
18 questions available
Metallurgy Mock Test 1
Questions:
18
नमूना प्रश्न
In the Ellingham diagram, the line for the reaction 2C(s) + O₂(g) → 2CO(g) has a negative slope. This means:
In the Ellingham diagram, why does the line for the reaction 2C + O₂ → 2CO have a negative slope?
In the extraction of aluminium, bauxite is purified by dissolving in concentrated NaOH. This process is based on:
The process of extracting metal from its ore in a fused state is called:
The ore that contains both iron and copper is:
Which of the following methods is used for the purification of metals that have a low melting point and are volatile?
According to the Ellingham diagram, why can aluminium reduce iron(III) oxide but iron cannot reduce aluminium oxide?
In the Hall-Heroult process for the extraction of aluminum, what is the role of cryolite (Na₃AlF₆)?
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