ONLINE TEST - Carboxylic Acids - EM

This Quiz is a Simple test for +2 Science group students which contain Questions asked from March - 2006 to Sept - 2016 in Carboxylic Acids. Just participate in it and test your skill.

1. Strongest acid among the following is
ClCH2COOH
Cl3CCOOH
CH3COOH
Cl2CHCOOH


2. Weakest acid among the following is
Acetic acid
Phenol
Water
Acetylene


3.                              H2O2 / Fe²⁺
   CH3CH(OH)COOH ------------→ X. The X is
CH3COCOOH
CH3CH2COOH
CH3CHOHCHO
CH2(COOH)2


4. Ethylene dicyanide on hydrolysis (using acid) gives
Oxalic acid
Succinic acid
Adipic acid
Propionic acid


5. The acid that cannot be prepared from Grignard reagent is
Formic acid
Acetic acid
Butyric acid
Benzoic acid


6. The acid which reduces Tollen's reagent is
acetic acid
benzoic acid
formic acid
oxalic acid


7. The compound found as stony deposits in kidneys is
potassium oxalate
oxalic acid
potassium succinate
calcium oxalate


8. The isomerism exhibited by CH3CH2COOH and CH3COOCH3 is
metamerism
functional isomerism
chain isomerism
position isomerism


9. Which of the following compound is optically active?
CH3CH2COOH
HOOC – CH2 – COOH
CH3CH(OH)COOH
Cl2CHCOOH


10. Which of the following is least acidic?
C2H5OH
CH3COOH
C6H5OH
ClCH2COOH


11. Ester formation involves the reaction of
An aldehyde and a ketone
An alcohol with RMgX
Two molecules of an acid with dehydrating agent
An acylhalide with an alcohol


12. Which order of arrangement is correct in terms of the strength of the acid?
CH3CH2COOH > CH3COOH < HCOOH < ClCH2COOH
ClCH2COOH < HCOOH < CH3COOH < CH3CH2COOH
CH3CH2COOH < CH3COOH < HCOOH < ClCH2COOH
HCOOH > CH3CH2COOH < CH3COOH > ClCH2COOH


13. Aspirin is
Salicylic acid
Acetyl salicylic acid
Salicylaldehyde
Methyl salicylate


14. Carboxylic acids are more acidic than phenol and alcohol because of
inter molecular hydrogen bonding
formation of dimers
highly acidic hydrogen
greater resonance stabilisation of their conjugate base


15.                       160^oC
    H − C = O ----------→ ?   The product is
               |
        HO
CO + H2O
HCOOH
H2 + CO2
HCHO + O2


16. Heating a mixture of sodium acetate and soda lime gives
methane
ethane
acetic acid
benzene


17. The compound which undergoes intramolecular dehydration with P2O5 is
acetic acid
formic acid
propionic acid
Butyric acid


18. When chlorine is passed through acetic acid in presence of red P, it forms
acetyl chloride
Trichloro acetaldehyde
Trichloro acetic acid
Methyl chloride


19. When propanoic acid is treated with aqueous sodium bicarbonatate, CO2 is liberated. The "C" of CO2 comes from
methyl group
carboxylic acid group
methylene group
bicarbonate


20. Which of the following compounds will react with NaHCO3 solution to give sodium salt and CO2?
acetic acid
n-hexanol
phenol
both (a) and (c)


21. The IUPAC name of CH3 – CH2 – CH – COOH is
                                                    |                                                      
                                                    CH3
α-methyl butric acid
3-methyl butanoic acid
2-methyl butanoic acid
Iso pentanoic acid


22. The order of reactivity of carboxylic acid derivatives is
Acid chloride > Ester > Amide > Acid anhydride
Acid chloride > Acid anhydride > Ester > Amide
Acid chloride > Amide > Acid anhydride > Ester
Acid anhydride > Ester >Amide > Acid chloride

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