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Which of the following pairs is more res...

Which of the following pairs is more resonance stabilised ?
(a) `C_(6)H_(5)CHO and C_(6)H_(13)CHO`
(b) `CH_(3)COCH_(3) and CH_(3)COC_(6)H_(5)`,
(c) p-hydroxy benzaldehyde and m-hydroxy benzaldehyde,
(d) `C_(6)H_(5)CH_(2)OH and CH_(3)-C_(6)H_(4)-OH" (para)"`

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NCERT TELUGU-CARBONYL COMPOUNDS-SELF EVALUATION ((C) Answer not exceeding sixty words :)
  1. How are the following conversions carried out ? (i) benzaldehyde fr...

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  2. Explain the similarity in chemical properties of acetaldehyde and acet...

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  3. Write a note on (i) Perkins reaction, and (ii) Knoevenagal reaction.

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  4. How will you distinguish between formaldehyde and acetaldehyde.

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  5. Write the differences between acetophenone and benzophenone.

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  6. Identify (B), (C) and (D) underset("Acetone")(CH(3)-overset(O)overse...

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  7. How will you synthesise acetaldehyde from formaldehyde ?

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  8. Which test is useful to distinguish between 2-pentanone and 3-pentanon...

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  9. How will you synthesise acetone from acetaldehyde ?

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  10. Give the IUPAC names of (i) (i) {:(CH(3)-CH-" C"-CH-OCH(2)CH(3)),(" ...

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  11. An organic compound, C(2)H(4)O gives a red precipitate when warmed wit...

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  12. Write the structural formula of the main product formed when , (i) The...

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  13. How will you synthesise 2-butanone from ethyl alcohol ? Clue : Steps...

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  14. What happens when the following alcohol vapours are passed over heated...

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  15. How can the following conversions be effected ? (a) CH(3)COCl rarr C...

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  16. Which compounds on Clemmenson reduction give (a) 2-methyl propane, (b)...

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  17. What happens when the following compounds are treated with dilute NaOH...

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  18. Identify the atoms that has undergone change in hybridisation in the f...

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  19. Draw resonance structures for the following : (a) CH(3)COO^(-), (b) ...

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  20. Which of the following pairs is more resonance stabilised ? (a) C(6)...

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