The most modern definition of element is
A) a substance that cannot be further separated by chemical methods.
B) the simplest form of matter.
C) a substance in which all the atoms have the same number of protons.
D) a substance that contains no neutrons.

Question

Quizplus · Accepted Answer

The most modern definition of an element is a substance in which all the atoms have the same number of protons. This definition is based on the atomic number, which is unique to each element and determines the element's identity.

The Most Modern Definition of Element Is