Question

1. Part 2 white complete structures for the major product(s) resulting from the following reactions. Ao Propanal + 2,4-dinitrophenylhydrazine --- 2-hexanol + ZnCl2 + HCI ----.. . . isopropyl alcohol + CrO3/H2S04 --- 1-butene + Br2/CH2Cl2 → In the space below, draw structures for the following: a. Bromobenzene b. Butanal Acetophenone Benzaldehyde e. Aniline 3. The following observations are frequently made in the laboratory. In each case below state in The following cheer brief terms, the deduction or deductions which may be made as to the nature of the compound under study. a. A water-soluble compound turns red litmus blue. b. When a small piece of sodium metal was place in a test tube containing a liquid unknown. small stream of bubbles was observed. C. An unknown liquid compound tumed a dark reddish Jones reagent green. d. When an unknown liquid compound was shaken with Tollens reagent in a small test tube. silver mirror appeared on the inside bottom of the test tube. e. An unknown compound decolorized a solution of bromine and methylene chloride

Answer 1

Answes 4 a Hydra20ne formation: H NO2 -H20 H H2N-NH No2 NNH NO2 NO2 Cmajor) Subatitution of - -OH + + 2nu2 + H ex OH (mator) c) oxidation of Secondary alcohol to ketone cro2/t504 OH Cmajor) d) Bromination of dauble bond B2 B& + CH2C2 BY (major)