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3. Explain his experiment and how he came up with concept of nucleus: |
3. Explain Rutherford's experiment and how he came up with concept of nucleus: |
10. Define atomic mass and calculate the atomic mass of sulfur (use the table I gave you): |
10. How many neutrons, electrons and protons (and show how you write it in symbols) in the isotopes: a. Carbon-14 b. Chlorine-37 c. Zinc-67 11. Define atomic mass and calculate the atomic mass of sulfur (use the table I gave you): |
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7. Three Rules for Filling Electrons into subenergy level (leave third rule blank)
a.
b.
c.
8a. Define valence electrons and explain how you can determine number of valence electrons of an element
8b. Why is it important to know where valence electrons are located in an atom?
9. Write electron configuration and number of electrons for:
a. Fluorine
b. Zinc (does not have valence electrons)
c. Calcium
10. How many neutrons, electrons and protons (and show how you write it in symbols) in the isotopes:
a. Carbon-14
b. Chlorine-37
c. Zinc-67
11. Define atomic mass and calculate the atomic mass of sulfur (use the table I gave you):