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प्रश्न
For the electro-refining of copper: What is the cathode made up of?
उत्तर
Pure copper metal
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संबंधित प्रश्न
Choose the acidic oxides, basic oxides and neutral oxides from the following:
Na2O; CO2; CO; SO2; MgO; N2O; H2O.
(a) Give the names and formulae of one metal chloride and one non-metal chloride.
(b) State an important property in which these metal chloride and non-metal chloride differ.
(c) Why do they differ in this property?
What is an alloy?
Explain how the activity series accounts for the following:
occurrence of metals
Explain how the activity series accounts for each of the following:
reaction with water
Give a short account of heating effect on metal carbonates based on the activity series ?
Give the effect of heat on metal oxides based on the activity series ?
Select the appropriate option for the following statement:
The element which is a noble metal.
_______ is good conductor of heat but bad conductor of electricity.
Reason out
Sulphur is used in the vulcanization of rubber.
