Atoms and Elements

​Take out your Notes!!!!

Made up of only one type of atoms.

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e.g. Oxygen​

Elements

Anything that has mass (weight) and takes up space

Matter

Vocabulary

The building blocks of matter

Atoms

Molecules

Made up of different atoms combined chemically

e.g. Water H₂​O

What are atoms made of?

Atoms are made of Protons and Neutrons, located in the Nucleus, and Electrons around the outside of the nucleus.

The nucleus

the nucleus will have an overall charge of +1 because protons are positive and neutrons are neutral

​Periodic Table:Do Not Copy

​Copy: The periodic table shows all the known elements on Earth

Difference between elements and compounds: Compounds have 2 or more different elements chemically combined.