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प्रश्न
Which process is applied to concentrate ore of zinc?
उत्तर
It is concentrated by the Froth floatation process.
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संबंधित प्रश्न
Choose the correct answer from the options given below:
The main ore used for the extraction of iron is
A. Haematite
B. Calamine
C. Bauxite
D. Cryolite
What is red mud, how is it removed?
Give three ways in which the metal zinc differs from the non-metals carbon. At least one of the differences must be a chemical difference?
Name an alloy of lead used in electrical wiring or electrical work in joining metals.
Complete and balance the following equation:
Al + N2 →
Give the name and formula of an ore of zinc.:
Roasting of the ore
Give the name and formula of an ore of zinc.
Reduction of the zinc compound which is the product of above reaction.
The following question refer to the extraction of aluminium and iron from their ores :
Name the principle ore from which i. iron, and ii. Aluminium is extracted.
A to F below relate to the source and extraction of either zinc or aluminium.
- Bauxite
- Coke
- Cryolite
- Froth floatation
- Sodium hydroxide solution
- Zinc blende
Write the formula of cryolite.
choose the most appropriate term to match the given description.
Crushing of the ore into a fine powder
