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Organic Chemistry
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Q.1. Dehydrohalogenation of X with alcoholic KOH produces ethene. X is :
*
1 point
Methyl chloride
Ethylene dichloride
Ethyl chloride
None
Other:
Q.2. The functional group present in acetic acid is :
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1 point
Aldehydic —CHO
Carboxyl —COOH
Hydroxyl —OH
Ketonic ( > C = O )
Q.3. The resulting ester, when ethyl alcohol and acetic acid are mixed together :
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1 point
CH3COOC2H5
C2H5COOC2H5
C2H5COOCH3
CH3COOCH3
Q.4. An acid used for removing ink stains :
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1 point
Formic acid
Acetic acid
Oxalic acid
Malic acid
Q.5. Which compound is used as an antifreeze agent :
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1 point
Ethylene glycol
Propene
Acetylene
Methanol
Q.6. Identify the statement which does not describe the property of alkenes :
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1 point
They undergo combustion with oxygen forming carbon dioxide and water
They decolourise bromine water
They are unsaturated hydrocarbons
They can undergo addition as well as substitution reactions
Q.7. If the molecular formula of an organic compound is C10H18 it is :
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1 point
Alkene
Not a hydrocarbon
Alkyne
Alkane
Q.8. The catalyst used during hydrogenation of alkene.
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1 point
Fe
Co
Ni
Pt
Q.9. Process by which ethane is obtained from ethene.
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1 point
Substitution reaction
Hydrogenation
Dehydrohalogenation
Addition reaction
Q.10. The solution which detects the presence of unsaturation in the given hydrocarbon
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1 point
Ethanoic acid
Alkaline potassium permanganate
Carbonyl compounds alkanones
Bromine solution in carbon tetrachloride
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