S3:
Isopropylmagnesium bromide reacts with ethanal to form an alcohol after acidic hydrolysis. Which of the following statements is correct?
Isopropylmagnesium bromide reacts with ethanal to form an alcohol after acidic hydrolysis. Which of the following statements is correct?
Anonymous Quiz
22%
A. A primary alcohol is formed in the reaction.
30%
B. The intermediate is CH₃CH₂CH₂CH(OMgBr)CH₃.
37%
C. Both the alcohol formed and its oxidation product give a positive iodoform test.
12%
D. The alcohol formed undergoes esterification with CH₃COOH to produce 2-methylpropyl ethanoate.
S1:
Which of the following combinations has the largest difference in boiling point?
Which of the following combinations has the largest difference in boiling point?
Anonymous Quiz
18%
A. CCl₄, SiCl₄
21%
B. SiCl₄, SnCl₄
51%
C. CCl₄, PbCl₄
11%
D. SiCl₄, GeCl₄
S3:
Which of the following reactions cannot lengthen the carbon chain?
Which of the following reactions cannot lengthen the carbon chain?
Anonymous Quiz
19%
A. Reaction between a Grignard reagent and a carbonyl compound.
13%
B. Reaction between a carbonyl compound and hydrogen cyanide.
12%
C. Reaction between a haloalkane and ethanolic potassium cyanide.
56%
D. Reaction between an alcohol and acidified potassium manganate(VII).