Chemistry 101 – The Atom

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In this video we learn all about the atom. We will learn about:
1. Protons, neutrons  and  electrons
2. Atoms can gain or lose electrons
3.The atomic number is the number of protons in the nucleus of an atom
4. The mass number is the number of protons + the number of neutrons
5. Isotopes are atoms with the same number of protons but different number of neutrons

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Comments

Dynasy Of Dragons says:

Thank you. My chemistry teacher is useless

HopeObama08 says:

Couldn't be better explained! Tx!

Lau Timothy says:

thanks a lot !

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