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Periodic Table
Atoms
Chemical Formulas & Matter
elements
100
Hg
What is 80 on the periodic table
100
the basic unit of a chemical element.
What is a atom
100
1x2
What is what is the chemical formula for H2O
100
Neon
What is ne
200
Sn
What is 50 on the periodic table
200
nucleus
What is in the middle of a atom
200
anything that takes up space
What is matter
200
Sulfur
What is S
300
Re
What is 75 on the periodic table
300
electrons
What is goes around the nucleus
300
Iodine
What is I
400
O
What is 8 on the periodic table
400
protons & neutrons
What is in the nucleus
400
Lead
What is Pb
500
Ne
What is 10 on the periodic table
500
in anything
where can you find atoms
500
Tin
What is Sn