Q.1
Alkyl halides reacts with dialkyl lithium cuprate to give ...[ AIEEE 2005]
  • a) alkenes
  • b) alkyl Cu halide
  • c) alkanes
  • d) alkenyl halide
Q.2
An alkyl halides may be converted into an alcohol by [ CET 1997]
  • a) addition
  • b) substitution
  • c) dehydrohalogenation
  • d) elimination
Q.3
Compound formed, when methyl amine is heated with chloroform in the presence of KOH is ...[ IIT 2006]
  • a) CH3 - C ≡ N
  • b) CH3N+ ≡ C-
  • c) CH3 - N- ≡ C+
  • d) CH3NHCH3
Q.4
1-chlorobutane onreaction with alcoholic KOH gives ... [IIT 1991]
  • a) 1-butene
  • b) 1-butanol
  • c) 2-butene
  • d) 2-butanol
Q.5
In the reaction of phenol with CHCl3 and aqueous NaOH at 70°C, the electrophile attacking the ring is ...[ IIT 1991]
  • a) CHCl3
  • b) CHCl2
  • c) CCl2
  • d) COCl2
Q.6
Butane nitrile may be prepared by heatiing ...[ IIT 1992]
  • a) propyl alcohol with KCN
  • b) butyl alcohol with KCN
  • c) butyl chloride with KCN
  • d) propyl chloride with KCN
Q.7
The products of reaction of alcohol silver nitrite with ethyl bromide are ...[IIT 1991]
  • a) ethane
  • b) ethene
  • c) ethyl alcohol
  • d) nitroethane
Q.8
Iodoform is formed when ethanol is heated with [ KCET 1992]
  • a) potassium iodide and sodium hydroxide
  • b) iodine and aqueous potassium hydroxide
  • c) chloroform and iodide
  • d) iodine and potassium iodide
Q.9
m- chlorobenzaldehyde on reaction with conc.KOH at room temperature gives: [IIT 1991]
  • a) potassium m-chlorobenzoate and m- hydroxy benzaldehyde
  • b) m-hydroxybenzaldehyde and m- chlorobenzylalcohol
  • c) m- chlorobenzylalcohol and m-hydroxy benzylalcohol
  • d) potassium m-chlorobenzoate and m-chlorobenzyl alcohol
Q.10
Aryl halides are less reactive towards nucleophilic substitution reaction as compared to alkyl halides due to ... [ IIT 1990]
  • a) the formation of less stable carbonium ion
  • b) resonance stabilization
  • c) longer carbon-halogen bond
  • d) the inductive effect
Q.11
Fluorobenzene (C6H5F) can be synthesised in the laboratory ...[ AIEEE 2006]
  • a) by heating phenol with HF and KF
  • b) from aniline by diazotisation followed by heating the diazonium salt with HBF4
  • c) by direct fluorination of benzene with F2 gas
  • d) by reacting bromobenzene with NaF solution
Q.12
Isobutyl magnesium bromide with dry ether and absolute alcohol gives ... [ IIT 1995]

  • ch-24_qn-45choice_img_no1.png
  • b)
    ch-24_qn-45choice_img_no2.png
  • c)
    ch-24_qn-45choice_img_no3.png
  • d)
    ch-24_qn-45choice_img_no4.png
Q.13
Among the following the one that gives positive iodoform test upon reaction with I2 and NaOH is ...[ AIEEE 2006]
  • a) CH3CH2CH(OH)CH2CH3
    ch-24_qn-46choice_img_no4.png
  • b) C6H5CH2CH2OH
  • c) PhCHOHCH3
  • d)
Q.14
nsider the following reaction Identify the structure of the major product 'X'
ch-24_que_no-47_img_no1.png
  • a)
    ch-24_qn-47choice_img_no1.png
  • b)
    ch-24_qn-47choice_img_no2.png
  • c)
    ch-24_qn-47choice_img_no3.png
  • d)
    ch-24_qn-47choice_img_no4.png
Q.15
The reaction of chloroform with alc. KOH and p-toluidine forms: [AIEEE 2003]
  • a)
    ch-24_qn-48choice_img_no1.png
  • b)
    ch-24_qn-48choice_img_no2.png
  • c)
    ch-24_qn-48choice_img_no3.png
  • d)
    ch-24_qn-48choice_img_no4.png
Q.16
20% of aqueous solution of sodium chloride containing ethyl alochol on electrolysis gives
  • a) chloroform
  • b) acetaldehyde
  • c) ethyl chloride
  • d) sodium ethonate
Q.17
Most readily hydrolysed is
  • a) C6H5Cl
  • b) (C6H5)2CHCl
  • c) C6H5CH2Cl
  • d) (C6H5)3CCl
Q.18
Following compounds are given (i) CH3CH2OH (ii) CH3 COCH3 (iv) CH3OH Which of the above compound(s) , on being warmed with iodine solution and NaOH, will give iodoform?
ch-24_que_no-52_img_no1.png
  • a) (i), (iii) and (iv)
  • b) Only (ii)
  • c) (i), (ii) and (iii)
  • d) (i) and (ii)
Q.19
When a solution of AgNO3 is added to pure CCl4
  • a) Curdy white precipiitate is formed
  • b) no precipitate is formed
  • c) a pale yellow precipitate is form
  • d) none of the above
Q.20
Which of the following reagent is not used for preparation of alkyl halid from from an alcohol
  • a) PCl5
  • b) NaCl
  • c) SOCl2
  • d) HCl + ZnCl2
Q.21
Carbon tetrachloride on treatment with Fe/H2O gives
  • a) chloroform
  • b) chloromethane
  • c) methane
  • d) mthyl chloride
Q.22
Ethyl iodide on treatment with alcohol potash gives
  • a) ethyl alcohol
  • b) methyl alcohol
  • c) ethylene
  • d) acetylene
Q.23
Methyl magnesium iodide on treatment with D2O furnishes a hydrocarbon, alongwith Mg(OD)I. The hydrocarbon is
  • a) CH3D
  • b) CH3CH2D
  • c) CH4
  • d) none of above
Q.24
For the carbylamine reaction we need hot alcoholic KOH and
  • a) any amine and chloroform
  • b)any monoalkyl amine and trichloro methane
  • c) a primary amine and an alyl halide
  • d) chloroform and silver powder
Q.25
Which statement is correct
  • a) C2H5Br reacts with alcoholic KOH to form C2H5OH
  • b) C2H5Br when treated with sodium ethoxide forms diethyl ether
  • c) C2H5Br when treated with metallic sodium gives ethane
  • d) C2H5Br with AgCN forms ethyl cyanide
Q.26
1,2-dimromoethane is added to prevent deposition of lead metal in
  • a) electric cell
  • b) wtare pipes
  • c) petrol engine
  • d) electric heater
Q.27
For the following reaction, the order of reactivity is
ch-24_que_no-62_img_no1.png
  • a) HI > HCl > HBr
  • b) HI > HBr > HCl
  • c) HCl > HBr > HI
  • d) HBr > HI > HCl
Q.28
The product formed in the reaction of HX with (CH3)2C = CH2
  • a) CH3)2CH.CH2X
  • b) (CH3)2CXCH3
  • c) CH3)2CXCH2X
  • d) CH3)2CHCH3
Q.29
In dihalogen derivatives if two halogenatoms are attached to the same carbon atom, the compound is called
  • a) gem dihalide
  • b) vicinal dihalide
  • c) both (a) and (b)
  • d) none of these
Q.30
A sample of chloroform before being used as an anaesthetic is tested by
  • a) AgNO3 solution
  • b) Boiling with KOH
  • c) AgNO3 solution after boiling with alc.KOH
  • d) Fehling solution
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