O Assignment Score: x Give Up? E Feedback 3.6% Resources Resume < Question 16 of 28 > O Attempt 2 Both aldehydes and ketones contain carbonyl groups. In aldehydes, the carbonyl carbon atom is bonded to a hydrogen atom, whereas in ketones, the carbonyl carbon atom is bonded to another carbon atom. Select the true statements about aldehydes and ketones. Ethanal has a higher boiling point than ethane. Ketones have lower boiling points than hydrocarbons of similar size. Ketones are polar molecules. Ketones with fewer than five carbon atoms are soluble in organic solvents. but not in water. Propanal is a gas at room temperature, whereas formaldehyde (methanal) is a liquid at room temperature. Both aldehydes and ketones can hydrogen bond with water molecules. Incorrect
O Assignment Score: x Give Up? E Feedback 3.6% Resources Resume < Question 16 of 28 > O Attempt 2 Both aldehydes and ketones contain carbonyl groups. In aldehydes, the carbonyl carbon atom is bonded to a hydrogen atom, whereas in ketones, the carbonyl carbon atom is bonded to another carbon atom. Select the true statements about aldehydes and ketones. Ethanal has a higher boiling point than ethane. Ketones have lower boiling points than hydrocarbons of similar size. Ketones are polar molecules. Ketones with fewer than five carbon atoms are soluble in organic solvents. but not in water. Propanal is a gas at room temperature, whereas formaldehyde (methanal) is a liquid at room temperature. Both aldehydes and ketones can hydrogen bond with water molecules. Incorrect
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< Question 16 of 28 >
O Attempt 2
Both aldehydes and ketones contain carbonyl groups. In aldehydes, the carbonyl carbon atom is bonded to a hydrogen atom,
whereas in ketones, the carbonyl carbon atom is bonded to another carbon atom.
Select the true statements about aldehydes and ketones.
O Ethanal has a higher boiling point than ethane.
Ketones have lower boiling points than hydrocarbons of similar size.
V Ketones are polar molecules.
O Ketones with fewer than five carbon atoms are soluble in organic solvents. but not in water.
O Propanal is a gas at room temperature, whereas formaldehyde (methanal) is a liquid at room temperature.
V Both aldehydes and ketones can hydrogen bond with water molecules.
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Question 5 of 28
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Give the common name for this molecule.
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CH-CH-CHCHЗ
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