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प्रश्न
Choose the correct option.
The delocalization of electrons due to overlap between p orbital and sigma bond is called _______.
पर्याय
inductive effect
electronic effect
hyperconjugation
resonance
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उत्तर
The delocalization of electrons due to overlap between p orbital and sigma bond is called hyperconjugation.
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संबंधित प्रश्न
Find out the most stable species from the following. Justify
`dot"CH","CH"_3-dot"CH" - "CH"_3,` \[\begin{array}{cc}\ce{CH3 -\dot{C} - CH3}\\
|\phantom{.}\\\phantom{..}\ce{CH3}\end{array}\]
Draw a resonance structure of the following:
Phenol
Write true or false. Correct the false statement.
Homolytic fission involves the unsymmetrical breaking of a covalent bond.
Choose the correct option.
Which of the following statements are true with respect to electronic displacement in a covalent bond?
a. Inductive effect operates through π bond
b. Resonance effect operates through σ bond
c. Inductive effect operates through σ bond
d. Resonance effect operates through π bond
Choose the correct option.
Hyperconjugation involves overlap of ______ orbitals.
Choose the correct option.
The geometry of a carbocation is ______.
Predict the order of reactivity of the following compounds by SNl reaction mechanism.
\[\ce{\underset{\text{(I)}}{C6H5CH(C6H5)Cl}}\]
\[\ce{\underset{\text{(II)}}{C6H5CH2Cl}}\]
\[\ce{\underset{\text{(III)}}{C6H5C(CH3)(C6H5)Cl}}\]
Which of the following statements is INCORRECT about hyperconjugation?
The +I inductive effect is shown by which of the following groups?
Which of the following shows positive resonance (+R) effect?
Which of the following alkyl groups shows maximum positive inductive effect?
The most unstable free radical among the following is:
The overlap of σ-p orbitals is called ____________.
Which of the following statements is not correct?
Which element among the following does form pπ - pπ multiple bonds?
Arrange the following free radicals in order of decreasing stability.
- Methyl
- Vinyl
- Allyl
- Benzyl
Identify the α - carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]
Identify the α-carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH2 = CH - CH2 - CH3}\]
Identify the α-carbons in the following species and give the total number of α-hydrogen in it.
CH2 = CH − CH2 − CH3
Identify the α - carbons in the following species and give the total number of α-hydrogen in each.
\[\ce{CH3 - CH2 - \overset{\oplus}{C}H -CH2 - CH2 }\]
Identify the α-carbons in the following species and give the total number of α-hydrogen.
CH2 = CH - CH2 - CH3
Identify the α-carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH2 = CH - CH2 - CH3}\]
Identify the α - carbons in the following species and give the total number of α-hydrogen in each.
\[\ce{CH2 = CH - CH2 - CH3}\]
Identify the α - carbon in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{\oplus}{C}H -CH2 - CH3}\]
Which from following tests decides the straight chain structure of glucose?
