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प्रश्न
Name a non-metallic element which has a metallic lustre
उत्तर
Iodine
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संबंधित प्रश्न
Name a non-metallic element which forms acidic and neutral oxides
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4 tones of bauxite, 150 Kg of sodium hydroxide and 600 Kg of graphite.
The aluminium compound in bauxite is aluminium oxide and the main impurity is iron (II) oxide. Aluminium is obtained by the electrolysis of aluminium oxide dissolved in cryolite.
(a) When bauxite is treated with sodium hydroxide solution, what happens to:
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(ii) The iron (III) oxide?
Name the following:
The compound formed by the reaction between calcium oxide and silica.
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The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction ________
Complete the following by selecting the correct option from the choices given :
The diavalent metal whose oxide is reduced to metal by electrolysis of its fused salt is ________
Give the equation for the reduction of Iron (III) oxide.
Give the equations for the reduction of Lead (II) oxide.
