Periodic Table Basics

1
Periodic Table Basics

• Your cheat sheet

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On the element card/ box

• Atomic number
• (Atomic p e)
• Chemical symbol
• Atomic name
• Atomic mass
• (round to whole number)

6 C Carbon 12.0
3
For each element
Name What are they Where are they How to determine
Protons Positive particles Nucleus of the atom Same as the atomic number
4
For each element
Name What are they Where are they How to determine
Protons Positive particles Nucleus of the atom Same as the atomic number
Electrons Negative particles Outside of the nucleus Same as the number of protons
5
For each element
Name What are they Where are they How to determine
Protons Positive particles Nucleus of the atom Same as the atomic number
Electrons Negative particles Outside of the nucleus Same as the number of protons
Neutrons Neutral particles Nucleus of the atom Mass number atomic number
6
Valence electrons
7
For each element
Name What are they Where are they How to determine
Protons Positive particles Nucleus of the atom Same as the atomic number
Electrons Negative particles Outside of the nucleus Same as the number of protons
Neutrons Neutral particles Nucleus of the atom Mass number atomic number
Valence electrons Outermost electrons Outermost ring / farthest from the nucleus Groups 1, 2 same as group number Groups 13-18 Group - 10