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Phenol gives . . . . . . . . Colour with...

Phenol gives . . . . . . . . Colour with neutral `FeCl_(3)` solution :

A

violet

B

Green

C

Blue

D

Red

Text Solution

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The correct Answer is:
A
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FeCl_(3) dissolves in:

Five isomeric p-subsituted aromatic compounds (A) to (E ) with molecular formula C_(8)H_(8)O_(2) are given for identifyication. Based on the following observation, give the structures of the compounds. i. Both (A) and (B) form a silver mirror with Tollens reagent, (B) also gives a positive test with neutral FeCl_(3) solution. ii. (C ) gives positive iodoform test. iii. (D) is readily extracted in aqueous NaHCO_(3) solution. iv. (E ) on acid hydrolysis gives 1,4-dihydroxy benzene. Compound (A) is:

Tick the most appropriate answer : Universal indicatois impart . .. . .. . . .. . . . . . . . . . . . . colour in neutral solution.

Does phenol react with NaHCO_(3) solution ?

A compound (X ) gives fruity smell. [X] on hydrolysis gives an acid and alcohol . Acid give violet colour with neutral FeCl_(3) while alcohol give yellow precipitate on boiling with I_(2) and NaOH. (X) can be :

Compound (A) C_(7)H_(8)O is insoluble in aqueous NaHCO_(3) and dissolves in aqueous NaOH and gives a characteristic colour with neutral FeCl_(3) . When treated with Br_(2) (A) forms compound (B) C_(7)H_(5)O Br_(3) . The most probable structure of compound A is :

At 300 C FeCl_(3) :

VMC MODULES ENGLISH-ALCOHOLS, PHENOLS & ETHERS-Enable
  1. In the reaction CH(3)-overset(CH(3))overset(|)CH-CH(2)-O-CH(2)-CH(3)+H...

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  2. The major organic product in the reaction . CH(3) - O- CH (CH(3))(...

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  3. When HI reacts with diethyl ether in cold product would be :

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  4. Which of the following pairs will not form ether?

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  5. Phenol reacts with which of the following give bakelite ?

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  6. Which one of the following compounds is most acidic :-

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  7. C(6) H(5)NH(2) underset (0-5^(@))overset(HNO(2)//HCI)to X underset(H(2...

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  8. The correct order of increasing acidic strength is .

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  9. C(6)H(5) OH and C(6) H(5) COOH show difference in the reaction with

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  10. Phenol is heated with phthalic anhydride in the presence of conc. H(2)...

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  11. PhOH+CHCl(3) underset("Hydroxide")overset("Sodium")to product. The p...

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  12. Phenol is more acidic than :

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  13. Phenol gives . . . . . . . . Colour with neutral FeCl(3) solution :

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

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  15. Asqirin is obtained by the reaction of salicylic acid with

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  16. The product of the reaction of phenol with bromine water is :

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  17. C(6)H(5)COCl+C(6)H(5)OH overset(NaOH)toC(6)H(5)COOC(6)H(5)+HCl This ...

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  18. In the avove reaction the intermediate species are :

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  19. How will you prepare benzene from

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  20. Phenol is acidic , because :

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