JEE Main 2015 (Offline) | Basics of Organic Chemistry Question 197 | Chemistry | JEE Main - ExamSIDE.com

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1

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

+4

-1

In Carius method of estimation of halogens, 250 mg of an organic compound gave 141 mg of AgBr. The percentage of bromine in the compound is: (at. Mass Ag = 108; Br = 80)

A

48

B

60

C

36

D

24

2

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

+4

-1

Which of the following compounds will exhibit geometrical isomerism?

A

3-Phenyl-1-butene

B

2-Phenyl-1-butene

C

1,1-Diphenyl-1-propane

D

1-Phenyl-2-butene

3

JEE Main 2014 (Offline)

MCQ (Single Correct Answer)

+4

-1

For the estimation of nitrogen, 1.4 g of organic compound was digested by Kjeldahl method and the evolved ammonia was absorbed in 60 mL of M/10 sulphuric acid. The unreacted acid required 20 ml of M/10 sodium hydroxide for complete neutralization. The percentage of nitrogen in the compound is:

A

3%

B

5%

C

6%

D

10%

4

JEE Main 2013 (Offline)

MCQ (Single Correct Answer)

+4

-1

The order of stability of the following carbocations :

JEE Main 2013 (Offline) Chemistry - Basics of Organic Chemistry Question 198 English

JEE Main 2013 (Offline) Chemistry - Basics of Organic Chemistry Question 198 English

A

$${\rm I}{\rm I}{\rm I} > {\rm I}{\rm I} > {\rm I}$$

B

$${\rm I}{\rm I} > {\rm I}{\rm I}{\rm I} > {\rm I}$$

C

$${\rm I} > {\rm I}{\rm I} > {\rm I}{\rm I}{\rm I}$$

D

$${\rm I}{\rm I}{\rm I} > {\rm I} > {\rm I}{\rm I}$$

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