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Multiple Choice
In the context of functional groups, what do the terms 'hydrophobic' and 'hydrophilic' refer to?
A
Hydrophobic refers to groups that dissolve in water, while hydrophilic refers to groups that do not dissolve in water.
B
Hydrophobic refers to groups that form hydrogen bonds with water, while hydrophilic refers to groups that do not form hydrogen bonds with water.
C
Hydrophobic refers to water-repelling groups, while hydrophilic refers to water-attracting groups.
D
Hydrophobic refers to water-attracting groups, while hydrophilic refers to water-repelling groups.
Verified step by step guidance
1
Understand the terms 'hydrophobic' and 'hydrophilic': In organic chemistry, these terms describe the interaction of molecules or functional groups with water.
Hydrophobic groups are those that repel water. They do not dissolve in water and are typically non-polar. Examples include alkyl chains and aromatic rings.
Hydrophilic groups are those that attract water. They dissolve in water and are typically polar or charged. Examples include hydroxyl (-OH), carboxyl (-COOH), and amino (-NH2) groups.
Consider the nature of interactions: Hydrophilic groups can form hydrogen bonds or ionic interactions with water, enhancing their solubility.
Review the options given: The correct statement is that hydrophobic refers to water-repelling groups, while hydrophilic refers to water-attracting groups.