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प्रश्न
Write the observation for the following:
A paper dipped in potassium permanganate solution is put on the mouth of a test tube containing sulphur dioxide gas.
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उत्तर
Purple colour of potassium permanganate gets discharged.
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संबंधित प्रश्न
Name the following:
A metal oxide that can be reduced by hydrogen.
An element L consists of molecules.
When L is heated with iron metal, it forms a compound FeL. What chemical term would you use to describe the change undergone by L?
How is the following metallic oxide reduced? Write equations:
Iron (ll) oxide
Give equation for the following conversion: Aluminium to aluminium nitride.
Give equation for the following conversion:Aluminium to sodium aluminate.
With reference to the reduction of copper (II) oxide , iron (II) oxide, lead (II) oxide and magnesium oxide; place the oxides in order of increasing ease of reduction.[i.e. first write the oxide that is most difficult to reduce and at last, the oxide, that is most easily reduced.]
Write balanced equation for the following reaction:
Reduction of lead (II) oxide by carbon.
Name the following:
The compound formed by the reaction between calcium oxide and silica.
Name the following :
A metal oxide that can be reduced by hydrogen
Give the equation for the reduction of Zinc oxide.
