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MCQ's Test For ECAT Chemistry Chapter 24 Carboxylic Acid Online Test
Try The MCQ's Test For ECAT Chemistry Chapter 24 Carboxylic Acid Online Test
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 24 Carboxylic Acid Online Test
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Question # 1
Carboxylic acids generally exists in cyclic
Question # 2
Hydrolysis of an ester gives a carboxylic acid which on Kolbe's electrolysis yields ethane. the easter is
Question # 3
Which compound is both chiral and acidic
Question # 4
Esters have peculiar smell, which of the following is used as an essence of orange
Question # 5
Zwitter ion is ______ ion an amino acid
Question # 6
Formic acid is obtained when
Question # 7
Which are used as essences(flowers)?
Question # 8
Acetic anhydride is obtained form acetyl chloride by the reaction of
Question # 9
Reaction of acids with alcohols is also known as
Question # 10
Formic acid is given names from Latin word a "formic" which means:
Question # 11
General formula of aromatic carboxyl acids
Question # 12
Glutamic acid, aspartic acid are ______ amino acid
Question # 13
A colourless liquid, at room temperature reacts with soda lime to form sodium salt of carboxylic acid and ammonia gas. The liquids is
Question # 14
The Zwitter ion is also called
Question # 15
Compounds containing cyanide group (.........C=H) are called:
Question # 16
When acetamide is hydrolysed by boiling with acid the product obtained is
Question # 17
If acetyl chloride is reducing in the presence of BaSO4and Pd, then
Question # 18
Which following derivative cannot be prepared directly from acetic acid?
Question # 19
What will happen if LiAIH4is added to an ester?
Question # 20
The solution of which acid is used for seasoning of food
Question # 21
Amylacetate flavour is present in:
Question # 22
Monocarboxylic acids exist as dimer because of
Question # 23
Which of the following reagents is used to distinguish between methanoic acid and ethanoic acid?
Question # 24
Aromatic carboxylic acids have carboxyl group attached to group :
Question # 25
Sulphonation of benzoic acid produces mainly
Question # 26
Acetic acid is obtained when
Question # 27
A compound X has all of the following properties: It is a liquid at room temperature and atmospheric pressure; It does not mix completely with water; It does not decolorise acidified potassium manganate
A compound X has all of the following properties: It is a liquid at room temperature and atmospheric pressure; It does not mix completely with water; It does not decolorise acidified potassium manganateWhat could X be
Question # 28
Easter are pleasant smelling compounds. Which ester posseses odour like pineapple
Question # 29
Aspirin is
Question # 30
A carboxylic acid with one caboxyl group:
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ECAT Chemistry Chapter 24 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Ethyl acetate reacts with CH3MgBr to form |
A. Secondary alcohol
B. Tertiary alcohol
C. Primary alcohol and acid
D. Acid
|
| 2 | When acetic acid and ethanol react together an ester is formed which is called |
A. Ethyl ester
B. Ethanoic acid
C. Ethanoic acid
D. Ethyl acetate
|
| 3 | Acyl halide is formed by reacting PCl5with |
A. Alcohol
B. Ester
C. Amide
D. Both carboxylic acids as well as esters
|
| 4 |
|
A. Step 1 Step 2
HCI HCN
B. HcN,NaCH H2SO4
C. H2SO4 K2Cr2O7/H2SO4
D. KCN HCI
|
| 5 | Aliphatic carboxylic acids have carboxyl group attached to: |
A. Alkyl group
B. Aryl group
C. Phenyl group
D. Benzyl lgroup
|
| 6 | Given below are some statements concerning formic acid, which of them is true? |
A. It is a weaker acid than acetic acid
B. It is a reducing agent
C. When its calcium salt is heated, it forms a ketone
D. It is an oxidizing agent
|
| 7 | Active metals react with carboxylic acid releasing gas: |
A. CO
B. CO2
C. H2O as steam
D. H2
|
| 8 | Which following derivative cannot be prepared directly from acetic acid? |
A. Acetamide
B. Acetyl chloride
C. Acetic anhdride
D. Ethyl acetate
|
| 9 | Common names of carboxylic acids are given by then: |
A. Source
B. Person discovered
C. place
D. habit
|
| 10 | Acetic acid is miscible in: |
A. Water
B. Alcohol
C. Either
D. All of these
|
Test Questions
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27 May 2018better