CBSE /Class 10
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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In order to do the hydrogenation of the unsaturated hydrocarbons we use the catalyst Nickel.
When chlorine reacts with dichloromethane in the presence of heat or light it forms chloroform so that trichloromethane.
When chlorine reacts with dichloromethane in the presence of heat or light it forms chloroform so that trichloromethane.
In cold countries Ethanol is used as an antifreeze.
Addition of oxygen and removal hydrogen from any substance is known as oxidation.The substance which is capable of adding oxygen to other subtances are called oxdising agents .
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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.
Concentrated sulphuric acid is used as a dehydrating agent in the process of getting ethene from ethanol.
When sodium reacts with ethanol in the cold it gives sodium ethoxide.
Due to incomplete combustion of wax vapours the candle flame is yellow mostly only a part of it is blue .
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