Science Semester Review
Subatomic Particles, Atomic Mass, and Atomic Number-Justice
Subatomic Particles
Protons
A Proton is a subatomic particle with a positive charge
Neutrons
A Neutron is a subatomic particle with no charge
Electrons
A Electron is a subatomic particle with a negative charge
Protons, Neutrons, and Electrons Video
Electrons, Protons And Neutrons | Standard Model Of Particle Physics
Atomic Mass
What is Atomic Mass?
The Atomic Mass is the mass of an atom of an element in the periodic table
Atomic Mass Video
Atomic Mass: Introduction
Atomic Number
What's is the Atomic Number?
The number of protons in the nuclear of an atom
Atomic Number = The Number of Protons
Atomic Number Video (includes Atomic Mass)
Atomic Number and Mass Number | Chemistry | the virtual school
Sooo What's the Difference Between Atomic Mass and Atomic Number
What's the Difference between Mass Number and Atomic Weight?
Test
1. What is the charge of a proton?
2. Where are neutrons located?
3. What does the Atomic Number equal?
4. Where can you find the atomic number
5. Do neutrons have a charge?
Test Answers
1. Protons have a positive charge
2. Neutrons are located in the nucleus of an atom
3. The Atomic Number equals the number of protons
4. You can find the atomic number in the upper right hand corner of the element box
5. No, neutrons do not have a charge