CARBOCATION AND CARBANION

Carbonium ions are the intermediates in which the positive charge is carried by the carbon atom with ___________ electrons in the valence shell.

• 5

• 6

• 7

• 8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Positive charge of carbocations can be dispersed by __________

• (+I) effect of alkyl group

• Resonance in allyl or benzyl carbocation

• Hyperconjugation in 10, 20 and 30 carbocations

• All of the mentioned

Which carbocation is the most stable?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-3

• II>I>III

• I>II>III

• II>III>I

• III>II>I

• CH₃ at C-4

• CH₃ at C-2

• H at C-4

• H at C-2

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

Correct order of stability

• II>I>III>IV

• I>III>II>IV

• I>III>IV>II

• I>II>III>IV

• 
• 
• 
• 

Negative charge of carbanion can be dispersed by ___________

• (+I) effect and resonance

• (-I) effect and resonance

• Hyperconjugation

• (+M) effect and resonance

• I>II>III>IV

• III>I>II>IV

• IV>III>I>II

• III>IV>II>I

• A

• B

• C

• D