Question 1 : Liquid hydrocarbon is converted to a mixture of gaseous hydrocarbons by
1. Oxidation
2. Cracking
3. Hydrolysis
4. Distillation under reduced pressure
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Question 2 : Domestic cooking gas consists of mostly
1. Liquefied butane and isobutene
2. Methane and ethane
3. C2H4 and CO
4. H2 and acetylene
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Question 3 : Which of the following is used as antiknock?
1. T E L
2. Lead tetrachloride
3. Lead acetate
4. Ethyl acetate
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Question 4 : The main source of most organic compound is
1. methane
2. petroleum
3. coal tar
4. both (a) and (b)
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Question 5 : Ethane is obtained by electrolyzing
1. Pot. Fumarate
2. Pot. Succinate
3. Pot. Acetate
4. All of these
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Question 6 : Which hydrocarbon has a molecular formula different from that of the other three?
1. 2,3-dimethylpentane
2. 2,2,3,3-tetramethylbutane
3. 2,2,3-trimethylbutane
4. 3-ethylpentane
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Question 7 : What product is obtained by passing ethanol vapours over heated alumina
1. CH₄
2. C₂H₄
3. C₂H₆
4. C₂H₂
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Question 8 : Water product is obtained on electrolyzing potassium fumarate
1. C₂H₄
2. CH₄
3. C₂H₂
4. C₂H₆
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Question 9 : Which statement about benzene is correct?
1. Benzene reacts with bromine solution as if it is unsaturated
2. Benzene is an isomer of cyclohexane
3. Benzene undergoes addition reactions more readily than hexene
4. The ratio of carbon to hydrogen atoms in benzene is the same as in ethyne
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Question 10 : What product is obtained by heating ethylidene chloride with alcoholic KOH
1. Ethene
2. Ethane
3. Ethyne
4. Methane
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