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  • Need explanation for: The correct match between Item I and Item II is : Item I Item II (A) Ester test (P) Tyr (B) Carbylamine test (Q) Asp (C) Phthalein dye test (R) Ser

The correct match between Item I and Item II is :

                Item I                                       Item II

       (A) Ester test                                 (P) Tyr 

       (B) Carbylamine test                     (Q) Asp 

       (C) Phthalein dye test                    (R) Ser

                                                              (S) Lys       

  • Option 1)

    (A) \rightarrow (R); (B) \rightarrow (S); (C) \rightarrow(Q)

  • Option 2)

    (A) \rightarrow (Q); (B) \rightarrow (S); (C) \rightarrow(R)

  • Option 3)

    (A) \rightarrow (Q); (B) \rightarrow (S); (C) \rightarrow(P)

  • Option 4)

    (A) \rightarrow (R); (B) \rightarrow (Q); (C) \rightarrow(P)

Answers (1)

best_answer

 

Acidic and basic hydrolysis of Esters -

Acidic hydrolysis gives carboxylic acid directly. Basic hydrolysis gives carboxylates which acidify to give the carboxylic acid.

- wherein

 

 

Phthalein Reaction -

Product form is phenolphthalein.

- wherein

 

 

Carboxylic acids -

Organic acid containing one or more carboxyl  (-COOH) groups as a functional group.

- wherein

C_{n}H_{2n+1}COOH\:\:\:\:or\:\:\:\:C_{n}H_{2n}O_{2}

Phthalein test is given by phenolic ring that is present in tyrosine.

 


Option 1)

(A) \rightarrow (R); (B) \rightarrow (S); (C) \rightarrow(Q)

Option 2)

(A) \rightarrow (Q); (B) \rightarrow (S); (C) \rightarrow(R)

Option 3)

(A) \rightarrow (Q); (B) \rightarrow (S); (C) \rightarrow(P)

Option 4)

(A) \rightarrow (R); (B) \rightarrow (Q); (C) \rightarrow(P)

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