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Electrophile NO(2)^(+) attacks on the fo...

Electrophile `NO_(2)^(+)` attacks on the following:

In which cases will `NO_(2)^(+)` be at meta-position?

A

II and IV

B

I, II and III

C

II and III

D

I only

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The correct Answer is:
B
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OP TANDON-BASIC PRINCIPLES OF ORGANIC COMPOUNDS (MECHANISM OF ORGANIC REACTIONS)-OBJECTIVE QUESTIONS (Level-B)
  1. Product of this reaction by single (S(E)) electrophilic substitution i...

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  2. Which of the following can undergo nucleophilic substitution under ord...

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  3. Electrophile NO(2)^(+) attacks on the following: In which cases w...

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  4. Dehydrobromination (-HBr) of the following in increasing order will be...

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  5. The above trasformation proceeds through:

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  6. Maximum stability will be in which of the following free radicals?

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  7. Which of the following structures correspond to the product expected, ...

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  8. The intermediate during the addition of HCl to propene in the presence...

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  9. A covalently strated host group present in the benzene nucleus is orth...

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  10. Select the incorrect statement among the following

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  11. Kharasch effect regarding addition of HBr is not observed in:

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  12. Among the following the aromatic compound is

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  13. Identify the correct order of reactivity in electrophilic substitution...

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  14. In which of the following, first memeber is more stable than second?

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  15. Most stable carbocation is:

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  16. Which of the following is least stable ?

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  17. The structure of Wheland intermediate obtained after the attack of Br^...

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  18. Which of the following halides will be most reactive towards S(N^(2)) ...

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  19. Conjugation of electron withdrawing groups, e.g., -CHO, -overset(O)o...

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  20. Relative stabilities of the following carbocations will be in the orde...

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