The most reactive compound towards electrophilic reagent among the following is:

1.		2.
3.		4.

The most stable conformation of n-butane among the following is:

1.		2.
3.		4.

The IUPAC name of the compound having the formula CH≡C–CH=CH₂ is:

1. 3-butene-1-yne

2. 1-butyn-3-ene

3. but-1-yne-3-ene

4. 1-butene-3-yne

Find the compound that exhibits geometrical (cis–trans) isomerism.

The following compounds are given for reference
(1) CH₃-CH₂^–
(2) H₂C=CH^–
(3) HC≡C^– 

The increasing order of basic strength is:
1. (2)>(1)>(3)
2. (3) >(2) >(1)
3. (1) >(3) >(2)
4. (1) >(2)>(3)

What is the correct sequence of acidity for the following compounds?

If there is no rotation of plane-polarized light by a compound in a specific solvent thought to be chiral, it may mean that:

1. The compound is certainly a chiral.

2. The compound is certainly meso.

3. There is no compound in the solvent.

4. The compound may be a racemic mixture.

Which of the following represents the general molecular formula of the homologous series of alkanols?

1. $C_n{H}_{2n}{O}_2$

2. $C_n{H}_{2n}O$

3. $C_n{H}_{2n+1}O$

4. $C_n{H}_{2n+2}O$

The correct order regarding the electronegativity of hybrid orbitals of carbon is:

1. $sp>s{p}^2<s{p}^3$

2. $sp>s{p}^2>s{p}^3$

3. $sp<s{p}^2>s{p}^3$

4. $sp<s{p}^2<s{p}^3$

The IUPAC name of  is : 

1. 3, 4-Dimethylpentanpyl chloride

2. 1-Chloro-1-oxo-2,2-dimethylpentane

3. 2-Ethyl-3-methylbutanoyl chloride

4. 2, 3-Dimethylpentanoyl chloride