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- 1. Multiple Choice
What electron configuration matches an oxygen atom?
a. 1s22s22p63s2, 3p64s23d104p5
b. 1s22s22p4
c. 1s22s22p6
d. 1s22s22p63s23p64s23d1
- 2. Multiple Choice
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is _____.
a. 3
b. 6
c. 8
d. 10
- 3. Multiple Choice
Which electron configuration belongs to Chlorine (Cl)?
a. 1s2 2s2 2p6 3s2 3p5
b. 1s2 2s2 2p6 3s2 3p6
c. 1s2 2s2 2p6 3s2 3p7
c. 1s2 2s2 2p6 3s2 3p4
- 4. Multiple Choice
How many electrons can the d sublevel hold?
a. 14
b. 10
c. 2
d. 6
- 5. Multiple Choice
How many electrons can the s sublevel hold?
a. 2
b. 6
c. 14
d. 16
- 6. Multiple Choice
How many electrons can the f sublevel hold?
a. 12
b. 10
c. 14
d. 6
- 7. Multiple Choice
How many electrons can the p sublevel hold?
a. 2
b. 4
c. 6
d. 8
- 8. Multiple Choice
What atom matches this electron configuration?1s22s22p63s2 ?
a. Al
b. Mg
c. Ne
d. Na
- 9. Multiple Choice
Each row on the periodic table represents:
a. an electron
b. a sublevel
c. an energy level
d. an orbital
- 10. Multiple Choice
What atom matches this electron configuration?1s22s22p63s23p64s23d10
a. Zinc
b. Copper
c. Nickel
d. Germanium
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