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If we use pyrene (C CI)(4) in the Riemer...

If we use pyrene `(C CI)_(4)` in the Riemer-Tiemann reaction in place of chloroform, the product formed is

A

Salicylaldehyde

B

Phenolphthalein

C

Salicylic acid

D

Cyclohexanol

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The correct Answer is:
C
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When phenol reacts with chloroform and an alkali, the compound formed is salicylaldehyde. If pyrene is used in place of chloroform, the product obtained is :

Chloroform when treated aniline and alcoholic KOH, the product formed is?

ERRORLESS-HELOALKANES AND HALOARENES-NCERT BASED QUESTIONS (Dihalides, Trihalides, Tetrahalides, Unsaturated Halides )
  1. Which of the following statements about chloroform is false?

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  2. On heating CHCl(3) with aq. NaOH, the product is:-

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  3. Phenol reacts with CHCI(3) and NaOH (at 340K) to give .

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  4. CHCl3 and HF lead to the formation of a compound of fluorine of molecu...

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  5. Chloroform easily gets converted to poisonous phosgene in the presence...

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  6. Two percent of ethanol is added during the oxidation of chloroform to ...

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  7. Hydrolysis of trichloromethane with aqueous KOH gives

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  8. A salt solution reacts with some drops of chloroform and the mixture i...

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  9. Iodoform can be prepared from all except

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  10. What happens when "CCl"4 is treated with AgNO3

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  11. If we use pyrene (C CI)(4) in the Riemer-Tiemann reaction in place of ...

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  12. What is the product formed in the following reaction? C(6)H(5)OH + "...

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  13. The non-reactivity of chlorine atom in CH(2)=CH-Cl is due to :

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  14. Allyl chloride on dehydrochlorination gives:

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  15. The correct increasing order of the reactivity of halides for S(N) 1 r...

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  16. The position of Br in the compound in CH(3)=CHC(Br)(CH(3))(2) can be c...

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  17. What is ‘A’ in the following reaction

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  18. What will be the product in the following reaction

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  19. major product of the above reaction is :

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  20. When but -3-en-2-ol reacts with aq HBr , we get

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