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प्रश्न
The compound that is not an ore of aluminum is ______.
विकल्प
Cryolite
Corundum
Fluorspar
Bauxite
उत्तर
The compound that is not an ore of aluminium is fluorspar.
Explanation:
Cryolite is Na3AlF6, corundum is Al2C3, fluorspar is CaF2 and bauxite is Al2C3.2H2O.
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संबंधित प्रश्न
For the substance given below, describe the role played in the extraction of aluminium.
Cryolite
For bauxite, explain its significance in the extraction of aluminium.
For cryolite, explain its significance in the extraction of aluminium.
Name the following:
The chief ore of aluminium.
Name the following:
The materials used as electrodes in the electrolytic extraction of aluminium.
Aluminium is extracted from its chief ore bauxite. The ore is first purified and then the metal is extracted from it by electrolytic reduction.
Mention one reason for the use of aluminium in thermite welding. Which particular property of cast iron makes it unsuitable for the construction of bridges?
Explain the reason:
Why 'food containing iron salts' should not be cooked in aluminium utensils?
Name the following :
The compound formed by the reaction between calcium oxide and silica.
In Hall and Heroult's process, products liberated at anode and cathode are ______
The compound that is not a constituent of the electrolytic mixture used in Hall-Heroult's process is ______.
