Subatomic Particles
Atomic Structure
Calculating Subatomic Particles
The Periodic Table
Chemical and Physical Changes
100
What charge does the proton have?
positive
100
What particles are found in the nucleus of the atom?
Protons and Neutrons
100
How many protons?
5
100
What is the name for the vertical columns in the periodic table?
groups
100
A change that occurs when one or more substances change into entirely new substances with different properties.
Chemical Change
200
What subatomic particle has a neutral charge?
Neutron
200
What is found in the negative region surrounding the neucleus?
Electrons
200
How many electrons?
5
200
What is the name for the horizontal rows in the periodic table?
periods
200
A change of matter from one form to another without a change in chemical properties.
Physical Change
300
What charge does an electron have.
Negative
300
What is the name for the negative region surrounding the nucleus?
Electron Cloud
300
How many neutrons?
6
300
What color represents the metals in the periodic table?
Blue
300
Is a nail rusting chemical or physical change?
Chemical
400
What determines the number of protons and electrons in and atom?
The atomic number
400
What it the name for the electrons found in the outermost energy level?
Valence Electrons
400
How many protons, neutrons, and electrons?
Protons = 13
Neutrons = 14
Electrons = 13
400
What does the yellow region represent on the periodic table?
Nonmetals
400
Is a yeast fermenting chemical or physical change?
Chemical
500
How do you calculate the number of neutrons in an atom?
Round the atomic mass and then subtract the atomic number.
500
In the Bohr model, how many electrons can go in each of the first 3 levels?
1st - 2, 2nd - 8, 3rd - 8 (or 18)
500
What element or element symbol is this element?
Cl - Chlorine
500
What does the pink region represent in the periodic table?
metalloids
500
Is a breaking a pencil chemical or physical change?
Physical