What are atomic numbers?


What are atomic numbers?

Atomic Number:

The matter that we see around is made up of atoms. An atom has electrons, protons and neutrons in the atomic picture. Different elements have different number of these elementary particles which is a characteristic property for an element.

Answer and Explanation: 1

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Atomic numbers provide us with the number of electrons and protons in an atom. An atom has a whole is electrically neutral and is composed of...

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Isotopes and Average Atomic Mass


Chapter 2 / Lesson 3

Isotopes are variations of the same element with differing numbers of neutrons and, subsequently, different atomic masses. Learn how scientists consider isotopes when they calculate average atomic mass.

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