question_answer1) The organic compound which was first prepared in the laboratory?
A) Acetic acid
B) Methane
C) Urea
D) All of these
View Answer play_arrowquestion_answer2) compound which was first synthesised from element is
A) urea
B) acetic acid
C) sugar
D) uric acid
View Answer play_arrowquestion_answer3) Which of the following contains alcoholic functional group?
A) \[\text{H}-\text{O}\underset{\begin{smallmatrix} \text{ }\!\!|\!\!\text{ } \\ \text{H} \end{smallmatrix}}{\overset{\begin{smallmatrix} \text{H} \\ \text{ }\!\!|\!\!\text{ } \end{smallmatrix}}{\mathop{-\text{C}}}}\,-\text{H}\]
B) \[C{{H}_{2}}=CH-C{{H}_{2}}OH\]
C) \[\text{C}{{\text{H}}_{3}}\underset{\begin{smallmatrix} \text{ }\!\!|\!\!\text{ } \\ \text{C}{{\text{H}}_{3}} \end{smallmatrix}}{\overset{\begin{smallmatrix} \text{H} \\ \text{ }\!\!|\!\!\text{ } \end{smallmatrix}}{\mathop{-\text{C}}}}\,-O-\text{H}\]
D) All of these
View Answer play_arrowquestion_answer4) In each of the following, the carbonyl group is present except in
A) \[HCHO\]
B) \[\text{C}{{\text{H}}_{\text{3}}}\text{COC}{{\text{H}}_{\text{3}}}\]
C) \[HC{{H}_{2}}OH\]
D) \[C{{H}_{3}}-\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,-H\]
View Answer play_arrowquestion_answer5) Coaltar which is main source of organic compounds is obtained as by product during
A) destructive distillation of wood
B) destructive distillation of bones
C) destructive distillation of coal
D) all of these
View Answer play_arrowA) unsymmetrical dimethyl ethylene
B) symmetrical dimethyl ethylene
C) 1, 2-dimethyl ethane
D) trans-2-butene
View Answer play_arrowquestion_answer7) Acidic hydrogen is present in
A) Ethyne
B) Ethene
C) Benzene
D) Ethane
View Answer play_arrowquestion_answer8) Ethyl alcohol is mainly manufactured by
A) Destructive distillation of wood
B) Hydrogenation of CO
C) Fermentation of molasses
D) Calalytic oxidation of ethane
View Answer play_arrowquestion_answer9) Which of the following changes the blue litmus red?
A) \[C{{H}_{3}}OH\]
B) \[HC{{O}_{2}}H\]
C) \[C{{H}_{3}}C{{O}_{2}}H\]
D) \[HOOCC{{H}_{2}}C{{H}_{3}}\]
View Answer play_arrowquestion_answer10) \[CC{{l}_{3}}-CHO\] in \[\text{IUPAC}\] system is called
A) Chloral
B) 1, 1, 1-trichloroethanal
C) 2, 2, 2-trichloroethanal
D) Trichloroacetaldehyde
View Answer play_arrowA) 2-bromo-3-chloro-4-oxopentanoic acid
B) 4-oxo-3-chloro-2-bromopentanoic acid
C) 4-carboxybromo-3-chlorobutanone
D) None of these
View Answer play_arrowquestion_answer12) Which of the following compounds is non-polar?
A) \[C{{H}_{3}}Cl\]
B) \[C{{H}_{2}}C{{l}_{2}}\]
C) \[CHC{{l}_{3}}\]
D) \[CC{{l}_{4}}\]
View Answer play_arrowquestion_answer13) The compound (s) used as an anti-freeze in radiators of automobiles is/are
A) methyl alcohol
B) ethyl alcohol
C) ethyl alcohol + water
D) methyl alcohol + water
View Answer play_arrowquestion_answer14) Formalin is a 40 per cent solution of
A) methanol
B) methanol
C) methanoic acid
D) none of these
View Answer play_arrowquestion_answer15) Which of the following give brisk effervescence with baking soda ?
A) methanoic acid
B) propanoic acid
C) ethanoic acid
D) all of these
View Answer play_arrowquestion_answer16) In which of the following compounds, carbor atoms are in sp2 hybridised state ?
A) \[{{C}_{3}}{{H}_{8}}\]
B) \[{{C}_{2}}{{H}_{2}}\]
C) \[{{C}_{2}}{{H}_{4}}\]
D) \[C{{H}_{4}}\]
View Answer play_arrowquestion_answer17) Which of the following compounds has an isopropyl group?
A) 2-methyl pentane
B) 2, 2, 3-trimethylpentane
C) 2, 2, 3, 3-tetramethyl pentane
D) All of these
View Answer play_arrowquestion_answer18) Glycerol is
A) Primary alcohol
B) Monohydric alcohol
C) Secondary alcohol
D) Trihydric alcohol
View Answer play_arrowquestion_answer19) Which of the following is not a petroleum product?
A) Bees wax
B) Paraffin wax
C) Candle wax
D) Naphtha
View Answer play_arrowA) methanoic acid
B) propanone
C) methanol
D) both [a] and [c] above
View Answer play_arrowquestion_answer21) Which of the following compound gives addition reaction?
A) Ethene
B) Methanal
C) Propanone
D) All of these
View Answer play_arrowA) 2
B) 5
C) 4
D) 6
View Answer play_arrowA) Propanetrinitrile - 1, 2, 3
B) 1, 2, 3-cyanopropane
C) Propane - 1, 2, 3 tricarbonitrile
D) 1, 2, 3-tricyanopropane
View Answer play_arrowquestion_answer24) The main source of organic compounds is
A) coaltar
B) petroleum
C) both [a] and [b] and
D) none of the above
View Answer play_arrowquestion_answer25) Position of double bond in-alkenes can be identified by
A) Bromine water
B) Ammoniacal silver nitrate solution
C) Ozonolysis
D) None of the above
View Answer play_arrowquestion_answer26) Controlled oxidation of methanol gives
A) methanoic acid
B) methanol
C) carbon dioxide and water
D) methane
View Answer play_arrowquestion_answer27) Reagent which can distinguish propanal and propanone is
A) Tollen's reagent
B) Benedict reagent
C) Fehling's reagent
D) All of these
View Answer play_arrowA) propanoic ac
B) propanal
C) ethanoic acid
D) propanol-1
View Answer play_arrowquestion_answer29) Chemically similar compounds differing by -\[C{{H}_{2}}\]unit are called
A) Allotrops
B) Homologues
C) Isomers
D) Tautomers
View Answer play_arrowA) hexanedione \[-2,4-ic1-oic\] acid
B) \[2,4-\]dioxohexanoic acid
C) propiony1 ? dioxo - oic acid
D) none of these
View Answer play_arrowquestion_answer31) The aliphatic compounds having cyclic structures as known as
A) heterocyclic compounds
B) alicyclic compounds
C) arenes
D) polycyclic compounds
View Answer play_arrowA) hexanoic acid \[-5-al-1\]
B) 6-oxohexanoic acid
C) hexanal-1-carboxylic acid
D) none of these
View Answer play_arrowquestion_answer33) Reaction of alkenes with halogens is explosive in case of
A) \[{{\text{F}}_{\text{2}}}\]
B) \[C{{l}_{2}}\]
C) \[B{{r}_{2}}\]
D) \[{{I}_{2}}\]
View Answer play_arrowquestion_answer34) Which of the following gives ethene when heated with cone\[{{H}_{2}}S{{O}_{4}}\]?
A) \[\text{C}{{\text{H}}_{\text{3}}}\text{COOH}\]
B) \[{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}\text{OH}\]
C) \[\text{C}{{\text{H}}_{\text{3}}}\text{COOC}{{\text{H}}_{\text{3}}}\]
D) \[\text{C}{{\text{H}}_{\text{3}}}\text{OH}\]
View Answer play_arrowquestion_answer35) Which of the following alkanes exists in liquids state at room temperature?
A) \[\text{C}{{\text{H}}_{4}}\]
B) \[{{\text{C}}_{2}}{{\text{H}}_{6}}\]
C) \[{{\text{C}}_{4}}{{\text{H}}_{10}}\]
D) \[{{\text{C}}_{5}}{{\text{H}}_{12}}\]
View Answer play_arrowquestion_answer36) The credit for preparing the first organic compounds in the laboratory went to
A) Berzellius
B) Wohler
C) Kolbe
D) Berthelot
View Answer play_arrowquestion_answer37) Which of the following is an addition polymer?
A) neoprene
B) Teflon
C) polyvinyl chloride
D) all of these
View Answer play_arrowquestion_answer38) The alkaline hydrolysis of oil or fat gives soap and
A) glycerol
B) ethanol
C) glycol
D) ethanoic acid
View Answer play_arrowquestion_answer39) The organic acid present in vinegar is
A) methanoic acid
B) ethanoic acid
C) propanoic acid
D) none of these
View Answer play_arrowA) Allyl chloride
B) 1-chloro-3-propene
C) 3-chloro-1-propene
D) Vinyl chloride
View Answer play_arrowquestion_answer41) Electrolysis of a concentrated solution of potassium acetate gives
A) Methane
B) Ethane
C) Ethene
D) Ethyne
View Answer play_arrowquestion_answer42) Which of the following compounds has all carbon atoms in sp hybridised state ?
A) \[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ H \end{smallmatrix}}{\overset{\begin{smallmatrix} H \\ | \end{smallmatrix}}{\mathop{C}}}\,=\underset{\begin{smallmatrix} | \\ H \end{smallmatrix}}{\overset{\begin{smallmatrix} H \\ | \end{smallmatrix}}{\mathop{C}}}\,-C{{H}_{3}}\]
B) \[H-C\equiv C-C\equiv CH\]
C) \[C{{H}_{3}}-CH=CH-C{{H}_{3}}\]
D) None of these
View Answer play_arrowA) condensation
B) polymerisations
C) catenation
D) none of these
View Answer play_arrowA) Methane
B) Ethane
C) Ethylene
D) Acetylene
View Answer play_arrowquestion_answer45) Among the following the strongest acid is
A) \[C{{H}_{3}}COOH\]
B) \[C{{H}_{2}}CIC{{H}_{2}}COOH\]
C) \[C{{H}_{2}}CICOOH\]
D) \[C{{H}_{3}}C{{H}_{2}}COOH\]
View Answer play_arrowquestion_answer46) Which of the following compound is an isomer of ethanol?
A) Methanol
B) Dimethyl ether
C) Diethyl ether
D) Ethylene glycol
View Answer play_arrow
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