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Organic Chemistry
Organic Chemistry Objective
Quiz 1
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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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