a substance that can not be broken down into simpler substances and are primary constituents of matter
element
the smallest unit of ordinary matter, that constitutes a chemical element
an atom
This part of an atom has no charge
proton
How many valence electrons does carbon have?

4 -Four
True or False: The periodic table contains only elements found in nature.
False
This number represents the number of protons in an atom
What is the atomic number
The majority of the periodic table is composed of...
metals
This part of an atom has a negative charge
electron
Oxygen has _ number of valance electrons.
What is 6 (six)?
On a periodic table this is generally represent by either one, two, or three letters of an element
Element symbol
The vertical columns going up and down of the periodic table
Group or family
These types of elements are malleable and ductile
metals
Found in the nucleus of an atom.
Protons + neutrons
How many valence electrons does Phosphorus Have?
5
How many periods are on the periodic table?
7
The horizontal columns of the periodic table
Periods
This element has 8 protons and needed for life.
What is oxygen?
The atomic is mass is comprised of the the number of_______ & ________ in an atom.
Protons & Neutrons
Elements in Group 1 have this many valence electrons.
What is 1?
These elements have a full (complete) valence shell.
What are Noble Gasses (Group 18)?
These elements do not conduct heat or electricity.
What are non-metals?
This represents (usually drawn) how many valence electrons an atom has...
Electron dot diagram
The only element with no neutrons (Hint:it's because theres only one of it)
Hydrogen
The part of an atom that bonds to create a compound like H2O
Valence Electrons
Group number and period number that Copper (Cu) is in.
What is group 11, period 4?