Q.1
Which of the following acids has the smallest dissociation constant?
  • a) CH3CHFCOOH
  • b) FCH2CH2COOH
  • c) BrCH2CH2COOH
  • d) CH3CHBrCOOH
Q.2
The vapour of a carboxylic acid HA when passed over MnO2 atK yields propanone. What is the acid HA?
  • a) Methanoic acid
  • b) Ethanoic acid
  • c) Propanoic acid
  • d) Butanoic acid
Q.3
Which acid is strongest or Which is most acidic?
  • a) Cl2CH.COOH
  • b) ClCH2COOH
  • c) CH3COOH
  • d) Cl3C.COOH
Q.4
The acid which reduces Fehling solution is which of the following?
  • a) Methanoic acid
  • b) Ethanoic acid
  • c) Butanoic acid
  • d) Propanoic acid
Q.5
Which class of compounds shows H-bonding even more than in alcohols?
  • a) Phenols
  • b) Carboxylic acids
  • c) Ethers
  • d) Aldehydes
Q.6
Which of the following is the strongest acid?
  • a) CH3COOH
  • b) BrCH2COOH
  • c) ClCH2COOH
  • d) FCH2COOH
Q.7
The reaction of HCOOH with conc.H2SO4 gives which of the following compound?
  • a) CO2
  • b) CO
  • c) Oxalic acid
  • d) Acetic acid
Q.8
Which one is strongest acid among following options?
  • a) CH2FCOOH
  • b) CH2ClCOOH
  • c) CHCl2COOH
  • d) CHF2COOH
Q.9
Acetic acid is weak acid than sulphuric acid because which of the following reasons?
  • a) It decomposes on increasing temperature
  • b) It has less degree of ionisation
  • c) It has -COOH group
  • d) It has more inductive effect
Q.10
In CH3COOH and HCOOH, HCOOH will be which of the following?
  • a) Less acidic
  • b) Equally acidic
  • c) More acidic
  • d) cannot say about acidic behaviour
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