Home
Class 12
CHEMISTRY
Consider the following free radicals. (I...

Consider the following free radicals. (I)-`CH_3 - CH_2` , (II)- `Ph - CH_2` (III)-`Ph - CH- CH_3` The decreasing order of stability of the given free radicals is

A

`(II) gt (I) gt (III)`

B

`(I) gt (II) gt (III)`

C

`(III) gt (II) gt (I)`

D

`(II) gt (III) gt (I)`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TEST 6

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|348 Videos
  • TEST 9

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|89 Videos

Similar Questions

Explore conceptually related problems

Homolytic fission of the following alkanes forms free radicals CH_(3) - CH_(3) , CH_(3) - CH_(2) - CH_(3) , (CH_3)_3 C, CH_(3) - CH_(2) - CH (CH_(3) )_(2) Increasing order of stability of the radicals is

Consider the following carbanions (i) CH_(3)- overset(Ө)CH_(2)" "(ii) CH_(2) = overset(Ө)CH" "(iii) CH -= overset(Ө)C Correct order of stability of these carbanions in decreasing order is

Observe the following compounds (A) CH_3CH_2CHO (B) CH_3COCH_3 (C) Ph-CHO (D) CH_3CH(CH_3)CHO (E) HCHO

Explain the following : (a) Why MeNH overset (oplus) CH_2 (I) is more stable more than MeCH_2 overset (oplus) CH_2 (II) when both are 1^@ carbocations ? (b) Which of the following intermediate is unstable ? ( c) Why allylic free radical (CH_2 - CH = CH_2) (I) is more stable than propy1 free radical (dot C H_2 - CH_2 - CH_3) (II) , when both are 1^@ free radicals ?

Arrange in order of decreasing basicity (I) CH_3CH_2MgBr (II) HC = CMgBr " " (III) CH_3CH_3OMgBr

Give the order of acidic character of the following : (i) (a) Ph_3 CH (b) Ph_2Ch_2 ( c) PhCH_3

Consider the following alkyl halides 1. (CH_3)_3 "CCH"_2Br 2. ClCH_2CH=CH_2 3. ClCH_2 CH_2 CH_3 4. BrCH_2CH_2CH_3 Arrange these alkyl halides in decreasing order of reactivity in Williamson reaction.

Give the decreasing order of the stabilities of the following free radicals : (a) Ph dot C H Ph (b) Ph dot CHCH=CH_2 ( c) Me dot CHMe (d) Ph dot CHMe ( e) MeCH=CHCH_2 dot CH_2 (f) Et- dot C- Me_2 .

Following types of compounds (as I, II) (I) CH_3 CH = CHCH_3 (II) CH_3 - underset(CH_2 CH_3)underset(|) CH -OH are studied in terms of isomerism in

AAKASH INSTITUTE ENGLISH-TEST 7-Exercise
  1. The number of atom in 5.69g of NH3 is approx:

    Text Solution

    |

  2. Which among the following is not a nucleophile?

    Text Solution

    |

  3. Consider the following free radicals. (I)-CH3 - CH2 , (II)- Ph - CH2 (...

    Text Solution

    |

  4. Highest positive charge density is observed in which of the following ...

    Text Solution

    |

  5. In Kjeldahl's method for quantitative estimation of nitrogen in an org...

    Text Solution

    |

  6. Mention three properties of yellow phosphorous

    Text Solution

    |

  7. Use Hund’s rule to derive the electronic configuration of Ce^(3+) ion,...

    Text Solution

    |

  8. Correct IUPAC name of the given compound is

    Text Solution

    |

  9. Permissible level of nitrate ions in the drinking water is

    Text Solution

    |

  10. Aqueous solution of sodium succinate on electrolysis gives mainly

    Text Solution

    |

  11. Most stable carbanion among the following is

    Text Solution

    |

  12. What is nuclear reactor? Discuss the role of heavy water as moderator

    Text Solution

    |

  13. Total number of monochloro derivatives obtained by monochlorination of...

    Text Solution

    |

  14. Which among the following will boil at highest temperature?

    Text Solution

    |

  15. Give the monomer units of Teflon, Bakelite and Nylon 66.

    Text Solution

    |

  16. (a) What is meant by the term coordination number ? ltbRgt (b) What is...

    Text Solution

    |

  17. The element which cannot be detected by Lassaigne's test is

    Text Solution

    |

  18. The number of atom in 6.69g of NH3 is approx:

    Text Solution

    |

  19. What is Van’t Hoff’s factor?

    Text Solution

    |

  20. The most stable conformation of Butane is

    Text Solution

    |