and  are-

1. Resonating structures

2. Tautomers

3. Geometrical isomers

4. Optical isomers

Geometrical isomers differ in:

1. Position of the functional group.

2. Position of atoms.

3. Spatial arrangement of atoms.

4. Length of the carbon chain.

The incorrect IUPAC name is:
 

1.
2.
3.
4.

What is the partial pressure of toluene in the vapour phase during its steam distillation?

IUPAC name of the compound given below is:

Pairs of compounds among the following is a pair of enantiomers:

1.
2.
3.
4.

The correct order of reactivity towards the electrophilic substitution of the compounds aniline (I), benzene (II), and nitrobenzene (III) is:

1. III > II > I

2. II > III > I

3. I < II > III

4. I > II > III

Which of the following orders of acid strength is correct:

1. RCOOH > ROH > HOH > HC ≡ CH

2. RCOOH > HOH > ROH > HC ≡ CH

3. RCOOH > HOH > HC ≡ CH > ROH

4. RCOOH > HC ≡ CH > HOH > ROH

In HS^-, I^-,  RNH₂, NH₃  the correct order of proton accepting tendency will be:

The IUPAC name of the following is: 
CH₂ = CH – CH₂ – CH₂ – C ≡ CH