please solve ASAP need the final answer Pag Choose the correct electron configur
ID: 857667 • Letter: P
Question
please solve ASAP
need the final answer
Pag Choose the correct electron configuration for Br A. 1s22s22po3s23p B. 1s22s22p63s23p64s23d5 c. 1s22s22p63s23p64s24p63ds D. 1s22s22p63s23p64s23d104p5 E. 1s22s22p63s23p64s24p5 12. Which electron of Cl is most shielded from the nuclear charge? A. An electron in the 3s orbital B. An electron in the 1s orbital C. An electron in the 3p orbital D. An electron in the 2p orbital E. None of the above, the electrons are all equally shielded 13. What is the electron configuration of Zn2+ A. [Ar]4s23d 10 B. [Ar]4s 13d9 C. [Ar]4s0 3d8 D. [Ar]4s03d10 E. [Ar]4s2 3d8 14. For which element is gaining an electron going to be the most (largest magnitude) exothermic process? A. Kr B. Na C. Cl D. Fe E. Br 15. Which of the following ions is paramagnetic? Look at them carefully, they are not necessarily common ions. A. Mg2+ B. Ca C. O2- D. Al 3+Explanation / Answer
11. D
12. C
13. D
14. C
15 . B
1. D
2. E
3. B
4. A
5. B
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