Each member of the hydrocarbon family differs from the previous member by a group of . . . . . . . .
A. Methylene
B. Methyl
C. Ethyl
D. Ethylene
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Consider the following statements.
1. Dynamite is prepared by mixing nitroglycerine with saw dust and ammonium nitrate.
2. Liquor poisoning is due to the presence of methyl alcohol.
3. Ethanol is generally present in tonics.
Which of the above are correct?
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2 and 3
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By which organic compound all the oils are known?
A. Carbohydrate
B. Protein
C. Hydrocarbon
D. Ester
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The substance employed for the food processing is
A. sodium carbonate
B. acetylene
C. sodium nitrate
D. benzoic acid
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Glucose has . . . . . . . . carbon molecules.
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The normal butane and isobutane are
A. optional isomer
B. chain isomer
C. positional isomer
D. functional isomer
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Formaldehyde is used in which of the following options?
A. Perfumes
B. Air conditiners
C. Refrigerators
D. Fire extinguishers
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Which of the following alkines is the first member of the homogeneous series?
A. propine
B. methane
C. ethyne
D. ethane
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Consider the following statements
1. Acetone is used for making chloroform, artificial leather.
2. Benzene Hexachloride (BHC) is powerful insectiside.
3. Carbon tetrachloride used as a fire extinguisher under the name pyrene.
Which of the statements given above are correct?
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. 1, 2 and 3
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Assertion (A) Formic acid is stronger than acetic acid.
Reason (R) Formic acid is an organic acid.
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true, but R is not the correct explanation of A
C. A is true, but R is false
D. A is false, but R is true
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Which of the following alternative means is visually dense?
A. air
B. turpentine
C. benzene
D. wate
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Which of the following is an unsaturated hydrocarbon?
A. Butane
B. Pentane
C. Ethine
D. Propane
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The number of chain isomers of C7 H16 are
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Assertion (A) Hydrocarbons are very good fuels.
Reason (R) The main sources of hydrocarbons are natural gas, petroleum and coal.
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true, but R is not the correct explanation of A
C. A is true, but R is false
D. A is false, but R is true
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Which of the following matches is correct?
A. Pantene: CH3 - CH2 - CH - CH = CH2
B. Butene: CH3 - CH2 - CH = CH2
C. Ethene: CH2 = CH3
D. Propene: CH3 - CH2 = CH2
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. . . . . . . . reacts in the presence of an acid or base to give back alcohol and carboxylic acids-
A. ethanol
B. methanol
C. ester
D. ketone
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. . . . . . . . is the primary acid present in ripe bananas.
A. Formic acid
B. Sulphuric acid
C. Malic acid
D. Hydrochloric acid
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A class of compounds that are used as fragrances . . . . . . . .
A. amino acid
B. aromatic mixture
C. ester
D. bio-acid
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In which of the following functional group isomerism is not possible?
A. Alcohols
B. Aldehydes
C. Alkyl halides
D. Cyanides
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Which of the following is a sweet smelling substance?
A. Ammonia
B. Methanol
C. Esters
D. Ethanol
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