While Synthesizing a New Blue Pigment, a Chemist Notices That

question 5

Multiple Choice

While synthesizing a new blue pigment, a chemist notices that the new compound congregates between an aqueous (water) environment and a hydrophobic environment. When added to a mixture of oil and water, the pigment creates a blue ring around the droplets of oil. Which of the following statements best describes this new pigment?

• A)The pigment is a polar molecule and is forming hydrogen bonds with both the water and oil molecules.
• B)The pigment is neither polar or nonpolar, but is apolar.
• C)The pigment is probably hydrophobic and is attempting to bond with the oil.
• D)The pigment is hydrophilic and will not form hydrophobic bonds with the oil.
• E)The pigment is amphipathic, having polar and nonpolar regions.

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