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प्रश्न
Name the following:
The compound formed by the reaction between calcium oxide and silica.
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उत्तर
Calcium silicate (slag)
संबंधित प्रश्न
Complete the following by selecting the correct option from the choices given:
The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction ____________. (Fe/Mg/Pb/Al)
Give equation for the following conversion: Ferric oxide to iron.
Give equation for the following conversion:Aluminium to sodium aluminate.
Write balanced equation for the following reaction:
Reduction of iron (III) oxide by carbon monoxide.
Write balanced equation for the following reaction:
Reduction of lead (II) oxide by carbon.
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:
(i) the aluminium oxide?
(ii) The iron (III) oxide?
Answer the following question with respect by hydrogen : Identify the components of the electrolyte other than pure alumina and the role played by each.
Answer the following question with respect by hydrogen :
Explain why powdered coke is sprinkled over than electrolytic mixture.
Give the equations for the reduction of Lead (II) oxide.
Give the equation for the reduction of Zinc oxide.
