Structure of the Atom
Positive sub-atomic particle
What is a proton ?
Found to the LEFT of the staircase
What are metals ?
Noble Gases
What is Group 18 ?
This number is equal to the number of protons in an element
What is the atomic number ?
Rows on the periodic table
What are periods ?
Negative sub-atomic particle
What is an electron ?
These elements are typically silver, white, or gray and are good conductors of electricity
What are metals ?
These elements have properties of metals and non-metals. Examples include Silicon and Boron
What are metalloids ?
The number of neutrons in an element
What is Atomic Mass minus Atomic Number ?
columns on the periodic table
What are groups or families ?
Neutral sub-atomic particle (No charge)
What is a neutron ?
Found to the RIGHT of the staircase
What are non-metals ?
Halogens
What is Group 17 ?
This number is equal to the number of electrons in an element
What is the atomic number ?
Where will you find elements with SIMILAR properties
What is in the same group ?
Positively charged Center of the atom
What is the nucleus ?
These elements can be any color or state, are poor conductors of electricity, and are brittle (Crumble)in the solid state
What are non-metals ?
Alakali Metals
What is Group 1?
This subatomic particle has a very small mass
What is an electron ?
The three classes of elements are these.
What are metals, metalloids, and nonmetals?
These sub-atomic particles orbit the nucleus in energy levels
What is an electron ?
These elements are found touching the staircase (Except aluminum)
What are metalloids ?
Alkaline Earth Metals ?
What is Group 2 ?
Most of the mass of an atom is found here
What is the nucleus ?
Elements that are very different in properties will be found where on the periodic table
What is FAR APART from each other