Use a periodic table to help answer the following questions.

1. Which of the following is the correct electron configuration notation for the element nitrogen, (N, atomic # 7)?

   1.   ?    1s²2s²3s²4s¹
   2.   ?    1s²2s²2p³
   3.   ?    1s²2s²3p³
   4.   ?    1s²1p⁵

2. Which of the following is the correct configuration notation for the element titanium (Ti, atomic number 22)?

   1. 1s²2s²2p⁶3s²3p⁶4s²3d²
   2. 1s²2s²2p⁶3s²3p⁶4s²4d²
   3. 1s²2s²2p⁶3s²3p⁶3d²4s²
   4. 1s²2s²2p⁶3s²3p⁶4s²1d²
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3. Which of the following is the correct noble-gas notation for the element strontium (Sr, atomic #38)?

   1.   ?    [Kr]5s²
   2.   ?    [Kr]6s²
   3.   ?    [Xe]5s²
   4.   ?    [Kr]5s¹

4. What element has the noble-gas notation [Ne]3s²3p⁵?

   1.   ?    Sulfur
   2.   ?    Chlorine
   3.   ?    Argon
   4.   ?    Phosphorus

5. What element has the configuration notation 1s²2s²2p⁴?

   1.   ?    Nitrogen
   2.   ?    Oxygen
   3.   ?    Fluorine
   4.   ?    Neon

6. What element has the electron configuration notation 1s²2s²2p⁶3s¹?

   
   
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7. What element has the noble gas configuration [Ne]3s²3p¹?

   
   
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8. Which of the following is the correct orbital notation for the element oxygen (O, atomic #8)?

   1.   ?    
   2.   ?    
   3.   ?    
   4.   ?    

9. Which of the following is the correct orbital notation for the 3d sublevel of the element nickel, (Ni, atomic #28).

   1.   ?    
   2.   ?    
   3.   ?    
   4.   ?    

10. 
    The orbital notation depicted here is for the element:

    
    
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11. 
    The "up" and "down" arrows in electron orbital notation, such as is shown here, depict:

    1.   ?    electrons and protons attracting each other
    2.   ?    electrons with opposite spins
    3.   ?    oppositely charged electrons
    4.   ?    protons and neutrons in orbitals

12. The electron configuration for the element bismuth, (Bi, atomic #83) is:

    1.   ?    1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s²4d¹⁰5p⁶6s²4f¹⁴5d¹⁰6p³
    2.   ?    1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s²4d¹⁰5p⁶6s²5d¹⁰6p³
    3.   ?    1s²2s²2p⁶3s²3p⁶4s²4d¹⁰4p⁶5s²5d¹⁰5p⁶6s²6d¹⁰6p³
    4.   ?    1s²2s²2p⁶3s²3p⁶4s²4d¹⁰4p⁶5s²5d¹⁰5p⁶6s²6f¹⁴6d¹⁰6p³

13. The noble-gas notation for the element indium, (In, atomic #49) is:

    1.   ?    [Kr]5s²4d¹⁰5p¹
    2.   ?    [Kr]5s²5d¹⁰5p¹
    3.   ?    [Kr]5s²4f¹⁴5d¹⁰5p¹
    4.   ?    [Kr]5p¹

14. Which of the following is the correct orbital notation for the element carbon, (C, atomic #6)?

    1.   ?    
    2.   ?    
    3.   ?    
    4.   ?    

15. What element has the noble-gas notation [Xe]6s²?

    
    
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