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प्रश्न
Steel is an alloy of iron and ______.
विकल्प
Nickel
Zinc
Carbon
Aluminium
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उत्तर
Steel is an alloy of iron and Carbon.
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संबंधित प्रश्न
How is the following metallic oxide reduced? Write the equation:
Zinc oxide
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4 tones of bauxite, 150 Kg of sodium hydroxide and 600 Kg of graphite.
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(i) the aluminium oxide?
(ii) The iron (III) oxide?
Name the following:
The compound formed by the reaction between calcium oxide and silica.
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 ________
The following sketch represents the electroplating of an Iron cup with Nickel metal.
Study the diagram and answer the following questions:

- During electroplating, the iron cup is placed at the cathode. Why?
- Name the ion that must be present in the electrolyte.
- State one condition that is necessary to ensure that the deposit is smooth, firm and even.
- Write the reaction taking place at the cathode.
- What change would you observe at the anode?
