Advertisements
Advertisements
प्रश्न
Choose the correct option.
Hyperconjugation involves overlap of ______ orbitals.
पर्याय
σ - σ
σ -p
p - p
π - π
Advertisements
उत्तर
Hyperconjugation involves overlap of σ - p orbitals.
APPEARS IN
संबंधित प्रश्न
Find out the most stable species from the following. Justify.
\[\ce{\overset{+}{C}H3, \overset{+}{C}H2Cl, \overset{+}{C}Cl3}\]
Identify the α - carbons in the following species and give the total number of α-hydrogen.
Distinguish between Homolysis and heterolysis.
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.
The homologous series of alcohols has general molecular formula ______.
Choose the correct option.
The delocalization of electrons due to overlap between p orbital and sigma bond is called _______.
Which of the following compound is highly reactive towards HCN?
Which of the following is NOT an electrophile?
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?
IUPAC name of 
is ______.
Which of the following represents a set of nucleophiles?
Which of the following is NOT an electrophile?
Identify the group that exerts electron withdrawing resonance effect.
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.
\[\ce{CH2 = CH - CH2 - CH3}\]
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 in it.
CH2 = CH − CH2 − CH3
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-carbon 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 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 in each.
\[\ce{CH3 - CH2 - \overset{\oplus}{C}H - CH2 - CH3}\]
Identify the α - carbons in the following species and give the total number of α-hydrogen in each.
\[\ce{CH2 = CH - CH2 - CH3}\]
