Q:

Which element has 82 protons?

A:

Quick Answer

The element with 82 protons is lead. Lead also has 82 as an atomic number and 82 electrons. The number of protons is equal to the number of electrons in a neutral atom.

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Full Answer

Only lead has 82 protons. Each element has a unique number of protons called the atomic number. Any change in the number of protons changes the element.

Changing the number of electrons of an atom creates an atom with a charge. The charged atom is called an ion.

Lead has 125 neutrons. Changing the number of neutrons of an atom creates atoms with a different mass. The differently massed atom is called an isotope.

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