An oil may be converted into a substance that is solid at room temperature by
A) adding hydrogens, decreasing the number of double bonds in the molecules.
B) removing water, causing a dehydration reaction to occur.
C) removing hydrogens, increasing the number of double bonds in the molecules.
D) cooling it, so that double bonds form and the fats solidify.

Question

Quizplus · Accepted Answer

Adding hydrogens, or hydrogenation, decreases the number of double bonds in the molecules and makes the oil more saturated, which can lead to a solid or semi-solid substance at room temperature. This process is commonly used to make margarine and shortening from vegetable oils.

An Oil May Be Converted into a Substance That Is