Is the number of protons equal to the atomic number?

Understand the Problem

The question is asking about the relationship between protons and atomic number in the context of atomic structure in chemistry. The atomic number of an element is defined as the number of protons present in the nucleus of its atoms.

Answer

Yes

The number of protons in an atom is equal to its atomic number.

Answer for screen readers

The number of protons in an atom is equal to its atomic number.

More Information

The atomic number uniquely identifies a chemical element and determines its properties. For example, all hydrogen atoms have one proton, so hydrogen's atomic number is 1.

Tips

A common mistake is confusing the atomic number with the mass number, which is the total number of protons and neutrons.

Sources

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