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प्रश्न
How is the following metallic oxide reduced? Write the equation:
Zinc oxide
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उत्तर
It is reduced by a carbon reduction process using a suitable reducing agent, carbon (C).
ZnO and Coke are heated in retort by producer gas (CO + N2) to get zinc spelter.
\[\ce{ZnO(s) + C(s) ->[1400^\circ C] \underset{(Zinc spelter)}{Zn(s)} + CO(g)}\]
संबंधित प्रश्न
How is the following metallic oxide reduced? Write equations:
Iron (ll) oxide
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Give the chemical name and formula of 'cryolite'
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.
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(ii) The iron (III) oxide?
Answer the following question :
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Give the equations for the reduction of copper oxide.
Give the equations for the reduction of Lead (II) oxide.
Give the equation for the reduction of Zinc oxide.
