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An organic compound (A) C8 H4 O3 , in dr...

An organic compound (A) `C_8 H_4 O_3` , in dry bebzene in the presence of anhydrous `AlCl_3` gives compound (B ). The compound (B) on treatment with ` PCl_5` followed by reaction with ` H_2 //Pd (BaSo_4)` gives compound (C ) which on reaction with hydrazine gives a cyclide compound (D) `(C_(14) H_(10) N_2)`. Identify (A), (B) (C ), and (D) Explain the formation of (D ) from (C ).

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IIT-JEE PREVIOUS YEAR (CHEMISTRY)-AROMATIC ALDEHYDES, KETONES AND ACID-JEE Main And Advanced
  1. Benzaldehyde undergoies aldol condensation in an alkaline medium.

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  2. Five isomeric para-disubsituted atomatic compounds (A) to ( E) with mo...

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  3. An organic compound (A) C8 H4 O3 , in dry bebzene in the presence of a...

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  4. Explain ,Who o-hydroxy bezaldehyde is a high melting

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  5. The only CORRECT combination in which the reaction proceeds throu...

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  6. For the sythesis of benzoic acid, the only CORRECT combation is

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  7. The only CORRECT combination that given two different carboxylic a...

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  8. Among The following the number of reaction(s) that prouduce(s) benza...

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  9. In the following sythesis ther major prouduct formed is

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  10. Which of the following is the best method for preparing aspirin?

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  11. Which of the following isnot a synthesis of benzophenone ? (C(6)H(5)...

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  12. Which will not produces benzoic acid ?

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  13. Which the a product F, of reaction ?

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  14. Which of the following are more reactive than unsubtituted benzaldehyd...

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  15. Banzaldehyde can be prepared slectively by

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  16. The mojor product X in the above reaction is

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  17. If a nitro group is introduced in the benzene ring of the starting be...

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  18. If the product X is treated with SOCl(2 followed by AlCl(3), the major...

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  19. Assertion Benzaldehyde on treatment with concentrated nictric acid i...

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  20. Assertion Benzaldehyde on heating with acetic anhydride in the pr...

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