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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Choose the correct option. Hyperconjugation involves overlap of ______ orbitals. - Chemistry

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प्रश्न

Choose the correct option.

Hyperconjugation involves overlap of ______ orbitals.

पर्याय

  • σ - σ

  • σ -p

  • p - p

  • π - π

MCQ

उत्तर

Hyperconjugation involves overlap of σ - p orbitals.

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Theoretical Basis of Organic Reactions
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 14: Basic Principles of Organic Chemistry - Exercises [पृष्ठ २३२]

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बालभारती Chemistry [English] 11 Standard
पाठ 14 Basic Principles of Organic Chemistry
Exercises | Q 15. B. | पृष्ठ २३२

संबंधित प्रश्‍न

Find out the most stable species from the following. Justify 

`dot"CH","CH"_3-dot"CH" - "CH"_3,` \[\begin{array}{cc}\ce{CH3 -\dot{C} - CH3}\\
|\phantom{.}\\\phantom{..}\ce{CH3}\end{array}\]


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.

\[\ce{CH_3 - CH_2 - \overset{⊕}{C}H-CH_2 - CH_3}\]


Draw a resonance structure of the following:

Phenol


Draw a resonance structure of the following:

Benzaldehyde


Draw all the no-bond resonance structures of isopropyl carbocation.


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


The correct IUPAC name of the compound is ______.


Choose the correct option.

The geometry of a carbocation is ______.


Choose the correct option.

The delocalization of electrons due to overlap between p orbital and sigma bond is called _______.


Which of the following is the strongest nucleophile?


Which among the following is a set of nucleophiles?


Which of the following is TRUE for homolytic fission?


Identify the reagent used in the following reaction:

\[\ce{CH3 - CH2 - Br ->[?] CH3 - CH2 - OH}\]


Which of the following alkyl groups shows maximum positive inductive effect?


Which of the following is the most unstable carbocation?


Which of the following alkyl groups shows least positive inductive effect?


Resonance is NOT exhibited by ____________.


How many pi bonds and sigma bonds are present in following molecule?


Identify the functional group that has an electron-donating inductive effect.


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.

\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]


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.

\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]


Identify the α-carbons in the following species and give the total number of α-hydrogen.

\[\ce{CH2 = CH - CH2 - CH3}\]


Identify the α - carbon in the following species and give the total number of α-hydrogen. 

\[\ce{CH3 - CH2 - \overset{\oplus}{C}H -CH2 - CH3}\]


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