HARD
Earn 100

A delocalized bond is a bond that appears in some forms, but not others.

33.33% studentsanswered this correctly

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Which of the following carbocations is expected to be the most stable?
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects

Question Image

Among the given species the Resonance stabilised carbocations are:

HARD
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects

Increasing order of stability of the resonance structure is:

Question Image

EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects

Which of the following statements is not correct for a nucleophile?

EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The correct order of stability for the following alkoxides is:

Question Image
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Identify the functional group that has electron donating inductive effect.
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Which one among the following resonating structures is not correct?
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
In which of the following compounds, the C-Cl bond ionization shall give most stable carbonium ion?
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Resonance effect is not observed in
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects

The most acidic proton and the strongest nucleophilic nitrogen in the following compound

Question Image

respectively, are

EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The order of stability of the following carbocations:
Question Image
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
In which of the following molecules, all atoms are coplanar?
HARD
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
A solution of (-)1-chloro-1-phenylethane in toluene racemises slowly in the presence of a small amount of SbCl5, due to the formation of :
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Which of the following is correct with respect to -I effect of the substituent? (R=alkyl group)
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Consider the following compounds

Question Image

Hyperconjugation occurs in:
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
The correct sequence of reagents for the following conversion will be

Question Image
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
In pyrrole, the electron density is maximum on

Question Image
EASY
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects

The chlorine atom of the following compound

Question Image

that reacts most readily with AgNO3 to give a precipitate is

MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Which of the following molecules is least resonance stabilized?
MEDIUM
Chemistry>Organic Chemistry>Organic Chemistry- Some Basic Principles and Techniques>Electronic Effects
Arrange the following compounds in order of decreasing acidity :
Question Image