Nitroethane can exhibit one of the following kind of isomerism:

1. metamerism             

2. optical activity

3. tautomerism             

4. position isomerism

The type of isomerism observed in urea molecule

(1) chain

(2) position

(3) geometrical

(4) functional

Which type of strain is present in fully eclipsed conformation of butane?

(1) Angle strain            

(2) Steric strain

(3) Both (1) and (2)         

(4) Neither (1) and (2)

2-Methylpent-3-enoic acid shows:

1. Optical isomerism       

2. Geometrical isomerism

3. Both (1) and (2)        

4. None of these

Number of possible isomers of glucose are:

1. 10

2. 14

3. 16

4. 20

The total number of isomeric carbocations possible for the formula C₄H₉⁺ is:

(1) 3

(2) 4

(3) 2

(4) 5

Which class of compounds can exhibit geometrical isomerism?

(1) C₆H₅CH=NOH

(2) CH₃CH =CHCH₃

(3) 

(4) All of the above

Ethyl acetoacetate exhibits:

(1) optical isomerism                

(2) geometrical isomerism

(3) tautomerism                   

(4) enantiomerism

Which of the following does not show stereo isomerism?

1. 

2. 

3. $\mathrm{H}$
$|$
${\mathrm{CH}}_3—\mathrm{C}—\mathrm{COOH}$
$|$
$\mathrm{H}$       

(4) $COOH$
$|$
$H—C—OH$
$H—C—OH$
$|$
$COOH$

Only two isomeric monochloro derivatives are possible for:

(1) n-butane

(2) 2,4-dimethylpentane

(3) benzene

(4) 2-methylbutane