An element ________
A)can be separated into its components by physical methods.
B)may have different chemical properties depending on its source.
C)cannot be separated into simpler substances by chemical methods.
D)can also be a compound.
E)exists only as an atom and not as a molecule.

Question

Quizplus · Accepted Answer

The definition of an element is that it cannot be separated into simpler substances by chemical methods. Therefore, option C is the correct choice. Option A is incorrect because elements cannot be separated into their components by physical methods as they are already in their simplest form. Option B is incorrect because elements have the same chemical properties regardless of their source. Option D is incorrect because compounds are made up of two or more elements combined chemically. Option E is incorrect because some elements exist as molecules, such as diatomic molecules of oxygen and nitrogen.

An Element ________