Which hydrocarbon is most acidic ?

How many chiral centers are present in 3,4-dibromo-2-pentanol?

1. 1

2. 2

3. 3

4. 4

Which of the following compounds is an isomer of methyl vinyl ether?

1. Propanal

2. 1-Propanol

3. Ethyl methyl ether

4. Dimethylether

Which of the following molecule have (2R,3-Z) configuration ?

1. 

2. 

3. 

4. 

Compound which is not isomeric with diethyl ether is :

1. Methyl-n-propyl ether

2. 1-Butanol

3. 2-Methyl-2-propanol

4. Butanone

${\mathrm{CH}}_3-\underset{\mathrm{OH}}{\underset{|}{\mathrm{CH}}}-\underset{\mathrm{OH}}{\underset{|}{\mathrm{CH}}}-\underset{\mathrm{OH}}{\underset{|}{\mathrm{CH}}}-{\mathrm{CH}}_3$

How many optical isomers are possible in this compound ?

1. 2

2. 3

3. 4

4. 5

${\mathrm{CH}}_3-\underset{\mathrm{OH}}{\underset{|}{\mathrm{CH}}}-\underset{\mathrm{OH}}{\underset{|}{\mathrm{CH}}}-{\mathrm{CH}}_2-{\mathrm{CH}}_3$

How many optical isomers are possible in this compound ?

1. 2

2. 3

3. 4

4. 5

The numbers of stereoisomers possible for $\mathrm{HOOC}-{\left(\mathrm{CHOH}\right)}_4-\mathrm{COOH}$ is :

1. 32

2. 16

3. 14

4. 10

Indicate whether each of the following pairs are identical, or enantiomers and diastereomers ?

Which conformational form of 2-Fluoro ethanol is most stable ?

1. Anti

2. Partially eclipsed

3. Full eclipsed

4. Gauche