Chemistry Test_MOD

They study what all things in the universe that we can see are made of

Everything in the universe that we can observe is made of these

A table listing all the elements

Element with the chemical symbol O

A combination of different elements joined together

Symbols that show the elements and number of atoms that make up a compound

Small particles that make up elements

Atomic number of magnesium [Mg] in the periodic table-------.

In the nucleus of an atom--------is present

The number of protons present in the nucleus of an atom determines the---------.