Answer available
Class 10 · Chemistry · Metallurgy
What is meant by the dressing of an ore? Name one method used.
3 marksMediumShort answer
ICSE question bank
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11 questions
- Answer available
Class 10 · Chemistry · Metallurgy
Name the constituents and one use of brass, bronze and duralumin.
3 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Metallurgy
In the electrolytic extraction of aluminium, state the role of cryolite and write the reactions at the electrodes.
3 marksMediumStructured
- Answer available
Class 10 · Chemistry · Metallurgy
State two properties of aluminium that make it suitable for making aircraft bodies.
2 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Metallurgy
Name the chief ore of aluminium and state the process used to purify it.
3 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Metallurgy
Define an alloy and state two reasons for making alloys.
2 marksEasyShort answer
- Answer available
Class 10 · Chemistry · Metallurgy
Cryolite is added to alumina in the electrolytic extraction of aluminium in order to:
1 markMediumMCQ
- Answer available
Class 10 · Chemistry · Metallurgy
Why is aluminium extracted by electrolysis rather than by reduction with carbon?
2 marksMediumShort answer
- Answer available
Class 10 · Chemistry · Metallurgy
The chief ore of aluminium is:
1 markEasyMCQ
- Answer available
Class 10 · Chemistry · Metallurgy
Name the process by which aluminium oxide is obtained pure from bauxite, and write the equations for the two main steps.
3 marksMediumStructured
- Answer available
Class 10 · Chemistry · Metallurgy
Name the chief ore of aluminium and describe how the ore is concentrated by Baeyer's process.
3 marksMediumStructured