Dumas method is used for estimation of

1.  Carbon

2.  Nitrogen

3.  Oxygen

4.  Sulphur

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4
Correct Answer :

Nitrogen


Explanation :
No Explanation available for this question

In the Dumas method, for the estimation of nitrogen, 0.84 g of an organic compound gave 448 mL of nitrogen at S.T.P. The percentage of nitrogen in the compound is

1.  33.30%

2.  66.70%

3.  50.00%

4.  60%

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4
Correct Answer :

66.70\%


Explanation :
No Explanation available for this question

Stability of carbocation increases as the number of _____ substituents bonded to positively charged carbon atom increases

1.  Hydroxyl

2.  Carboxyl

3.  Alkyl

4.  Formyl

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4
Correct Answer :

Alkyl


Explanation :
No Explanation available for this question

Which of the following is 2-methylpentan-3-ol

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

What is the IUPAC name of the following compound

1.  2-Bromo-3-chloro-4-oxo-pentanoic acid

2.  4-Oxo-3-chloro-2-bromopentanoic acid

3.  4-Carboxy-2-bromo-3-chlorobutanone

4.  3-Chloro-2-bromo-4-oxopentanoic acid

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4
Correct Answer :

2-Bromo-3-chloro-4-oxo-pentanoic acid


Explanation :
No Explanation available for this question

Which is the structural formula for 3 - ethyl, 2 - methylhex - 1 -ene

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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Which is the correct name for

1.  Propyl ethanoate

2.  Ethyl propanoate

3.  Methyl butanoate

4.  Butyl methanoate

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4
Correct Answer :

Methyl butanoate


Explanation :
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Which of the following is hexan - 2 - ol

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

Which structure below represents a ketone

1.  CH3CH2-O-CH2CH3

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
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Which is the correct name of

1.  2-Aminoethanoic acid

2.  Ethylamine

3.  Ethanamide

4.  Ethanoylamine

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4
Correct Answer :

2-Aminoethanoic acid


Explanation :
No Explanation available for this question
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