Electron Displacement Effects or Polar Effects
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317291 Statement A :
Energy of resonance hybrid is equal to the average of energies of all canonical forms.
Statement B :
Resonance hybrid cannot be represented by a single structure.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317292 How many energetically equivalent resonance structures exist for the oxalate dianion?
supporting img

1 3
2 4
3 5
4 7
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317293 Resonance effect is not observered in

1 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2}\)
2 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{N}\)
3 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{Cl}\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{2}-\mathrm{NH}_{2}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317294 In case of substituted aniline the group which decreases the basic strength is

1 \(-\mathrm{OCH}_{3}\)
2 \(-\mathrm{CH}_{3}\)
3 \(-\mathrm{NH}_{2}\)
4 \(-\mathrm{C}_{6} \mathrm{H}_{5}\)
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317291 Statement A :
Energy of resonance hybrid is equal to the average of energies of all canonical forms.
Statement B :
Resonance hybrid cannot be represented by a single structure.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317292 How many energetically equivalent resonance structures exist for the oxalate dianion?
supporting img

1 3
2 4
3 5
4 7
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317293 Resonance effect is not observered in

1 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2}\)
2 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{N}\)
3 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{Cl}\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{2}-\mathrm{NH}_{2}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317294 In case of substituted aniline the group which decreases the basic strength is

1 \(-\mathrm{OCH}_{3}\)
2 \(-\mathrm{CH}_{3}\)
3 \(-\mathrm{NH}_{2}\)
4 \(-\mathrm{C}_{6} \mathrm{H}_{5}\)
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CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317291 Statement A :
Energy of resonance hybrid is equal to the average of energies of all canonical forms.
Statement B :
Resonance hybrid cannot be represented by a single structure.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317292 How many energetically equivalent resonance structures exist for the oxalate dianion?
supporting img

1 3
2 4
3 5
4 7
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317293 Resonance effect is not observered in

1 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2}\)
2 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{N}\)
3 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{Cl}\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{2}-\mathrm{NH}_{2}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317294 In case of substituted aniline the group which decreases the basic strength is

1 \(-\mathrm{OCH}_{3}\)
2 \(-\mathrm{CH}_{3}\)
3 \(-\mathrm{NH}_{2}\)
4 \(-\mathrm{C}_{6} \mathrm{H}_{5}\)
For More Updates join with Us
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317291 Statement A :
Energy of resonance hybrid is equal to the average of energies of all canonical forms.
Statement B :
Resonance hybrid cannot be represented by a single structure.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317292 How many energetically equivalent resonance structures exist for the oxalate dianion?
supporting img

1 3
2 4
3 5
4 7
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317293 Resonance effect is not observered in

1 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2}\)
2 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{C} \equiv \mathrm{N}\)
3 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{Cl}\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}-\mathrm{CH}_{2}-\mathrm{NH}_{2}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317294 In case of substituted aniline the group which decreases the basic strength is

1 \(-\mathrm{OCH}_{3}\)
2 \(-\mathrm{CH}_{3}\)
3 \(-\mathrm{NH}_{2}\)
4 \(-\mathrm{C}_{6} \mathrm{H}_{5}\)