Concept explainers
lonone is a compound that gives violets their aroma. The small, edible,
purple flowers of violets are used in salads and to make teas. Liquid ionone has a
density of 0.935 gfmL. (7.2, 8.6, 11.5, 11.6, 12.3)
lonone
The aroma of violets is due to ionone.
a. What functional groups are present in ionone?
b. Is the double bond on the side chain ds or trans?
c. What are the molecular formula and molar mass of ionone?
d. How many moles are in 2.00 mL of ionone?
e. When lonone reacts with hydrogen in the presence of a platinum catalyst, hydrogen adds to the double bonds and converts the
f. How many milliliters of hydrogen gas at STP are needed to completely react with 5.0 mL of ionone?
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