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Science MCQ Based On Carbon and its compounds chemical properties of carbonic compounds
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CBSE Class 10 Science Carbon and its compounds chemical properties of carbonic compounds
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Addition of oxygen and removal hydrogen from any substance is known as oxidation.
When chlorine reacts with dichloromethane in the presence of heat or light it forms chloroform so that trichloromethane.
In order to do the hydrogenation of the unsaturated hydrocarbons we use the catalyst Nickel.
As the govenment imposes only a small amount of excise duty to the alcohol supplied to industries in order to supply cheap alcohol to them. So to stop its misuse for drinking purposes the alcohol is denatured by adding methanol ,pyridine,copper sulphate etc.
When ethanol reacts with concentrated sulphuric acid it gets dehydrated and Ethene is produced .
Due to incomplete combustion of wax vapours the candle flame is yellow mostly only a part of it is blue .
In order to do the hydrogenation of the unsaturated hydrocarbons we use the catalyst Nickel.
Hint Not Available
As the carbon carbon bonds and carbon hydrogen bonds are very strong in the organic compounds so saturated hydrocarbons are quite unreactive to most of the reagents but they do undergo substitution reaction in the presence of heat and light .
Hint not available.

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