- Please Answer All Parts 1 (22.25 KiB) Viewed 31 times
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3.TITLE: CHECKLIST Check the box of the following statements that corresponds to the given problem. Remember that you can check the box more than once. Check all that apply. The noble gases are the most stable elements in the periodic table. Which of the following structures are noble gases? A [Xe] 652 4610 5210 6p2 B. 0 2) 8 ) 18) 32) 18) 8) C. [Kr] 6s2 410 5410 61 D D. 152 22 2p 3s 3p 4s2 3410 4p6
4. Given a cation Pt +4 with atomic mass of 195 and atomic number of 78. What is the number of protons, neutrons and electrons respectively? Ex. 1,2,3
5.Which of the following statement is CORRECT? Electron, the negative charged one, is the smallest sub-atomic particle found orbiting in the cloud. A. Electron, the positive charged one, is the smallest sub-atomic particle found inside the nucleus. B. Proton, the positive charged one, is the smallest sub-atomic particle found orbiting in the cloud. Proton, the positive charged one, is the smallest sub-atomic particle found inside the nucleus. D.
2. Which of the following quantum numbers have 4 valence electrons? Write the correct letter/s on the space provided. Ex. A,B or CD n = 5, 1=1, ml= 0, ms= +1/2 A. B. n = 6, 1=1, ml =-1, ms= +1/2 C. n = 4, 1=1, ml =0, ms= +1/2 D. n = 3, 1=1, ml =-1, ms= -1/2