19. B What will the MAJOR product of this reaction be? HCI (a) (b) (c) (d)

Draw structures of compounds A to D. Br2 2 eq. KOH in ethanol Compound A (C,H12) Compound B Compound C (elimination product) NANH2 Compound D

Arrange these compounds in order of increasing boiling point (values in °C are -42, -24, 78, and 118). (a) CH,CH,OH (b) CH,OCH, (c) CH,CH,CH, (d) CH,COOH

1) The carbon-oxygen double bond present in aldehydes and ketones is very polar. What does this mean and how does it arise? 2) The carbon-oxygen double bond is readily attacked by nucleophiles like cyanide ions or ammonia.           (i) What do you understand by the term nucleophile?           (ii) Which part of the carbon-oxygen double bond is attractive to nucleophiles? 3) Why is there a difference between aldehydes and ketones in their response to oxidizing agents such as potassium dichromate(VI) solution acidified with dilute sulfuric acid?

Provide the major organic product of the following reaction. CH3 HNO3, H₂SO4, A

Predicts the major products for the following reaction.

Predict the major product of the following reaction and draw it in the space provided. 1) NH,NH, 2) KOH, heat

15) Provide the structure of the major organic product of the following reaction. OH HC1, A

Which of the following would successfully perform the shown reaction? (A) (B) (C) (D) OH 1) NaH 2) EtBr NEt3 Mgº ether MeO OMe [TSOH] H ? PCC

6. Describe concisely a chemical test to distinguish between the following pairs of compounds. (a) n-pentanol and 3-methylpentan-3-ol (b) Ethanal dan pentanal (c) Phenol and benzoic acid