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Which of the following sets of quantum numbers {n, ℓ, mℓ, ms } is a reasonable one for the atom oxygen at this ground state?

Which of the following electromagnetic radiation has photon with highest energy? Ultraviolet, Infrared, Microwave, and X-ray

What’s the best description of a CO2 molecule?

8. This structure at the tip of the blue arrow is called the:    

Which of the following atoms has the lowest ionization energy? B, C, N, O, and F

Which of the following is the best Lewis diagram for phosphorus trichloride, PI3?

What is the predicted electron configuration for Mg ?

What is the polarity of each bond? Electronenativity of C, H, and O is: 2.5, 2.1, and 3.5 reppectively. C – H O – H

13. Arrow tip #33 is pointing to what area?     

7. Arrow tip #27 is pointing to what kind of penile tissue?