Common

Which is more stable ethyl carbocation?

Which is more stable ethyl carbocation?

Benzyl carbocation is more stable than ethyl carbocation.

Which is more stable methyl carbocation or ethyl carbocation?

Ethyl carbocation is more stable than methyl carbocation as the ethyl carbocation is surrounded by 1 more carbon atom. Whereas there is no such carbon atom with methyl carbocation and is highly unstable.

Which type of carbocation is more stable?

The carbocation bonded to three alkanes (tertiary carbocation) is the most stable, and thus the correct answer. Secondary carbocations will require more energy than tertiary, and primary carbocations will require the most energy.

What makes a carbocation more stable?

The three factors that determine carbocation stability are adjacent (1) multiple bonds; (2) lone pairs; and (3) carbon atoms. An adjacent π bond allows the positive charge to be delocalized by resonance. Resonance delocalization of the charge through a larger π cloud makes the cation more stable.

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Which is more stable ethyl carbocation or isopropyl carbocation?

Shown below are the resonance forms of the isopropyl carbocation (2), a secondary carbocation. Thus, the net charge of +1 is delocalized over a greater number of atoms in the isopropyl carbocation than in the ethyl carbocation. The isopropyl carbocation should, therefore, be more stable than the ethyl carbocation.

Why are more substituted Carbocations more stable?

Generally, the more highly substituted a carbocation is, the more stable it is. There are a number of ways to explain why this is true. Simply put, the order of carbocation stability matches the number of carbons bonded to the cationic carbon, with higher numbers leading to greater stability.

Which of the following carbocation has least stability?

Which of the following carbocation is least stable?

  • B. p-NO2-C6H4-CH+2.
  • C. p-CH3O-C6H4-CH+2.
  • D. p-Cl-C6H4-CH+2.
  • Solution. p-NO2-C6H4-+CH2 is the least stable carbocation. This is due to the electron withdrawing effect of – NO2 group at p-position.
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Which is more stable ethyl or propyl?

Which is more stable propyl carbocation or ethyl carbocation? The greater number of alkyl groups with +I effect tend to increase the electron density on the positively charged carbon atom and dispers ethe charge on it.So propyl carbocation is more stable.