Atoms
Molecules
Periodic Table
Formulas
Misc.
100
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Neutron
100
What do subscripts tell you?
The number of atoms of that element
100
The large letters on the Periodic Table are called what?
Element Symbol
100
How do you find the number of electrons in an atom?
The number of protons = the number of electrons
100
Element symbol He
Helium
200
p+
Proton
200
Each element symbol starts with what type of letter?
Capital letter
200
How many elements are listed on the current Periodic Table?
118
200
The mass number - the number of protons is equal to what?
The number of neutrons
200
Atomic Symbol Co
Cobalt
300
The smallest particle that makes up all matter
Atom
300
How many atoms of Hydrogen in the molecule H2O?
2
300
What is the element with the atomic number 8?
Oxygen
300
NaCl is the formula for what?
Table salt
300
The three parts of an atom
Proton, Neutron, Electron
400
The center of an atom is called what?
Nucleus
400
How many atoms are needed to make a molecule?
2
400
The columns going up and down on the Periodic Table are called what?
Groups
400

H2O2 is the chemical formula for what?

Hydrogen peroxide
400
How do you find the number of protons in an atom?
The Atomic Number
500
This part is not found in the nucleus
Electron
500
This sweet formula is known as what?
Glucose/Sugar
500
The rows going across the Periodic Table are called what?
Periods
500

Who is credited with discovering the formula E=mc2

Albert Einstein
500
The "creator" of the Periodic Table
Mendeleyev
M
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