PLS ANSWER ALL QUESTIONS FOR 67 POINTS Atomic Structure
1. All atoms are made up of small particles called .
2. These small particles include the positively charged , the negatively charged and the neutral .
3. The atomic mass equals the and the .
4. The atomic number tells you the number of which is equal to the number of in a stable atom.
5. So, we can use the atomic mass and the atomic number to calculate the total number of just the neutrons. Calculate the number of neutrons in a Carbon atom.
[Picture of carbon]

Total number of neutrons =

6. The lightest sub-atomic particle is the
7. The center of the atom is called the
8. The area where the negatively charged particles can be found is called the
9. Each of the charged particles are on what we call or
a. There are how many on the 1st layer
b. On the 2nd layer
c. On the 3rd layer
d. Electrons on the outer level of any atom have a special name which is and these outer electrons determine the atoms reactivity with other elements