3. Hydroformylation of alkene is catalyzed by group complexes such A) [COH(CO)) B) [RhH(CO)(PPH3)3] C) [CaH(CO)s]...
Please help with 3 a,b ,c,d
2. Acid catalyzed hydration and oxymercuration-demercuration of an alkene, both add water in a Markovnikov fashion. What are some advantages for the latter process. 3. Predict the major product(s) of the following reactions and provide a mechanism; a. 1-methylcyclohexene + HBr b. 1-methyl-1-cyclopentene + H O. CH CH OH c. 1-pentyne + HBr d. 1,3-butadiene + HBr
1. Which of the following conditions will most likely remove the vitamin A activi ty of B-carotene? A. B. Hydrolysis at C15-C15 Aldehyde group at C-8 C. Cis-trans isomerization D. Oxidation of both B-ionone rings 2. Which of the following is CORRECT about vitamin E? B. C. D. The ester form has the highest antioxidant activity. The tocopherol form is widely used in food fortification The antioxidant activity is associated with abstracting hydrogen from unsaturated compounds δ-tocopherol has higher antioxidant...
What results when a secondary alcohol is oxidized? a. a ketone d. an acid b. an amine e. no reaction c. an aldehyde Which of the following combinations will react spontaneously? A. 12 + Cu2+ B. Pb2+ + Ag C. Zn2+ + Mg D. Sn2+ + Ni2+ The general formula for a cycloalkane can be represented by which of the following? a. C,H, C. CH b. C.H2n+2 d. C.H21-2 In a certain reaction AH =-136 kJ and E, = 96...