Atomic Number
Atomic
Mass
Protons
Element
Electrons Neutrons
Oxygen
53
75
2. a.) Compare/contrast the Bohr model and the Quantum mechanical model: (What are the differences and similarities in
structure and theory?)
b.) Which model is more accurate? Why?
d orbital?
3. How many electrons can fit in a p orbital? s orbital? f orbital?
4. What does the big number in the electron configuration represent?
5. What does the small letter in the electron configuration represent?
6. What does the exponent in the electron configuration represent?
7. How many electrons does Carbon have?
8. Write the electron configuration for Carbon (C):
9. How many electrons does Sodium have?
10. Write the electron configuration for Sodium(Na):
11. How many electrons does Neon have?
12. Write the electron configuration for Neon(Ne):_
13. a) What is wrong with the following electron configuration for Carbon? 1s21p4
b) Write the correct electron configuration for Carbon:
14. a) What is wrong with the following electron configuration for Selenium? 1s22s22p63s23p64s24p4
b) Write the correct electron configuration for Selenium:
15. Match the correct electron configuration to the correct element:
Potassium
1s22s22p63s23p6
Phosphorous 1s22s22p63s23p64s1
Bromine
1s22s22p63s23p3
Argon
1s22s22p63s23p64s23d104p5