Atoms
Which subatomic particle has a positive electric charge?
Proton
How do we organize the elements?
The Periodic Table
________ are the horizontal rows on the periodic table.
Periods
A ________ is the name for a group of elements that have similar characteristics
Family
Solid
What subatomic particle has a neutral electric charge
Neutron
What does the atomic number tell us about an element?
The number of protons
__________ are the columns on the periodic table.
Groups
What is the name of the family in group 18?
The Noble Gases
What state of matter has no definite shape and no definite volume?
Gas
Which subatomic particle has a negative electric charge?
Electron
What does the atomic mass tell us?
The number of protons and neutrons in an atom
What period is Antimony (Sb,51) found in?
Period 5
What family is Bromine(35) found in?
Halogens
What do we call a liquids resistance to flowing?
Viscosity
What is the difference between matter and energy?
Matter-you can touch
Energy-you cannot touch
How do we find the number of neutrons an element has?
Subtract the atomic mass and the atomic number
What group and period is Mercury(Hg,80) found in?
Group 12
Period 6
What family is Magnesium(12) found in?
Alkaline Earth Metals
What do we call the phase change from solid to a gas?
Sublimation
Where in the atom are electrons found?
the electron cloud
How many neutrons does Oxygen (8) have?
8
atomic mass-atomic number=neutrons
16-8=8
What group and period is Beryllium(4) found in?
Group 2
Period 2
What family is Iron in?
Transition Metals
What do we call the phase change from a gas to a solid?
Deposition