Question 1 Match the following compounds with their correct molecular weights. C
ID: 815695 • Letter: Q
Question
Question 1
Match the following compounds with their correct molecular weights.
Chalcone
Diethyl ether
Hydrogen peroxide
Sodium hydroxide
Dimethyl sulfoxide
Methanol
74.12 g/mol
40.00 g/mol
78.13 g/mol
208.26 g/mol
32.04 g/mol
34.01 g/mol
3 points
Question 2
Match the following compounds with her correct hazard pictograms.
Methanol
Sodium hydroxide
hydrogen peroxide
Diethyl ether
Chalcone
3 points
Question 3
Which of the following solvents is used to extract the product?
Dimethyl sulfoxide
Methylene chloride
Methanol
Diethyl ether
1 points
Question 4
Which of the following chemicals is converted into the nucleophile in the epoxidation reaction?
Sodium hydroxide
Diethyl ether
Methanol
Hydrogen peroxide
1 points
Question 5
What is the role of DMSO in the procedure?
Catalyst
Reactant
Oxidant
To remove Chalcones
- A. B. C. D. E. F.Chalcone
Read Answer Items for Question 1 - A. B. C. D. E. F.Diethyl ether
Read Answer Items for Question 1 - A. B. C. D. E. F.Hydrogen peroxide
Read Answer Items for Question 1 - A. B. C. D. E. F.Sodium hydroxide
Read Answer Items for Question 1 - A. B. C. D. E. F.Dimethyl sulfoxide
Read Answer Items for Question 1 - A. B. C. D. E. F.Methanol
Read Answer Items for Question 1 Answer A.74.12 g/mol
B.40.00 g/mol
C.78.13 g/mol
D.208.26 g/mol
E.32.04 g/mol
F.34.01 g/mol
Explanation / Answer
1.
Chalcone - 208.26 g/mol
Diethyl ether - 74.12 g/mol
Hydrogen peroxide - 34.01 g/mol
Sodium hydroxide - 40.00 g/mol
Dimethyl sulfoxide - 78.13 g/mol
Methanol - 32.04 g/mol
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