Q.1
Propan-2-ol on reacting with Cl2 produces .... ....
  • a) acetone
  • b) trichloroethanal
  • c) trichloroacetone
  • d) none of these
Q.2
Methyl alcohol on oxidation with acidified K2Cr2O7 gives .... .....
  • a) CH3CHO
  • b) CH3COOH
  • c) CH3COCH3
  • d) HCOOH
Q.3
R-CH = CH2 reacts with B2H6 in presence H2O2 to give
  • a) RCOCH3
  • b) RCHOHCH2OH
  • c) RCH2CH2OH
  • d) RCH2CHO
Q.4
Assertion: p-nitrophenol is a stronger acid than o-nitrophenol Reason: Intra-molecular hydrogen bonding makes the o-isomer weaker than the p-isomer
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.5
The reaction RCOOH + C2H5OH + Na → RCH2OH is called
  • a) Corey House reaction
  • b) Bonveault-Blanc reduction
  • c) Clemmensen reduction
  • d) none of the above
Q.6
Tonics usually contain small amount of ... ....
  • a) vinegar
  • b) ether
  • c) formalin
  • d) alcohol
Q.7
Glycerol on worming with excess of HI
  • a) 1,2,3-tri-iodopropane
  • b) 1-iodopropane
  • c) 2-iodopropane
  • d) none of the above
Q.8
Ethyl acetate is treated with double the molar quantity of C2H5MgBr and the reaction mixture is hydrolysed with water. The product is .... ..
  • a) CH3COOC2H5
    ch-26_qn-459choice_img_no2.png
  • b)
  • c) (C2H5)2CHOH
  • d) C2H5OH
Q.9
Which of the following is tertiary alcohol?
  • a) CH3 - CH2 - OH
    ch-26_qn-460choice_img_no2.png
  • b)
    ch-26_qn-460choice_img_no3.png
  • c)
  • d) CH2 = CH2 - OH
Q.10
Cyclohexanol is a ... ...
  • a) primary alcohol
  • b) sec-alcohol
  • c) tert-alcohol
  • d) phenol
Q.11
During fermentation little H2SO4 is added ... ...
  • a) Which acts as dehydrating agent
  • b) to get acidic medium
  • c) to hydrolyse the glucose solution
  • d) to prevent the growth of undesirable bacteria
Q.12
on Q463) Identify Z in following series
ch-26_que_no-463_img_no1.png
  • a) CH3 - CH2 - SO3H
  • b) CH2 = CH2
  • c) CH3 - CH2 - O - CH2 - CH3
  • d) CH3 - CH2 - OH
Q.13
Assertion: o- and p-nitrophenols can be separated by steam distillation Reason: o-nitrophenols have intra-molecular hydrogen bonding while p-nitrophenols exists as associated molecules
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.14
Assertion: Alcohol have higher boiling points than corresponding ethers of comparable molecular masses Reason: Alcohols and ethers are isomeric in nature
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.15
Assertion: Isobutanal does not give iodoform test Reason: It does not have α-hydrogen
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.16
Assertion: t-butyl methyl ether is not prepared by the reaction of t-butyl bromide with sodium methoxide Reason:Sodium methoxide is a strong nucleophile
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.17
ion: Alcohol and phenol can be distinguished by sodium hydroxide Reason: Phenol is more acidic than alcohol
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.18
Assertion: Alcohols are dehydrated to thydrocarbons in presence of acidic zerolites Reason: Zerolites are porous catalysts
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.19
Assertion: Ethers behaves as base in the presence of mineral acids Reason: Due to the presence of lone pairs of electrons on oxygen
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.20
The pHa of acetic acid is lower than that of phenol Reason: Phenoxide ion is more resonance stabilized
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  • b) The Assertion and Reason are true but Reason is not correct explanation of Assertion
  • c) Assertion is true but, Reason is false
  • d) Assertion is false but, Reason is true
Q.21
Primary alcohols can be obtained from the reaction of RMgX with .... .....
  • a) H2O
  • b) CH3CHO
  • c) CO2
  • d) HCHO
Q.22
Which are explosives?
  • a) Wood pulp (dynamite)
  • b) Cellulose nitrate (blasting gelatine)
  • c) Gun cotton or cellulose nitrate and vaseline (cordite)
  • d) All the above
Q.23
Ether are very good solvent for which type of compounds?
  • a) Lewis base
  • b) Acids
  • c) Lewis acids
  • d) None of these
0 h : 0 m : 1 s