Which elements are represented by the following electron configurations? a. 15-2s22p0323p3d1045-4p) The element is Br b....
8. Which elements are represented by the following electron configurations? a. 15-2s 2p 3s 3p 3d 10 452 4p highest occupied orbitals valence electrons b. 1s 2s 2p 3s 3p 4s 3d highest occupied orbitals_ valence electrons c. [Kr] 5s 4d 0 5p? highest occupied orbitals valence electrons d. [Ne] 3s 3p highest occupied orbitals valence electrons e. [Ar]3d 4s? highest occupied orbitals valence electrons
14) Write ground state electron configurations for the following elements. (3) Cr 15) Write the condensed electron configurations of the following elements.(3) 16) Write the ground state electron configurations for the following ions. (3) Zn Ag 17) Identify the following elements by their configuration 1s 2s 2p 3s 3p 4s 3d 4p 1s 2s 2p 3s 3p 4s 3d [Kr] 5s4d"5p [Ar] 4s
Which of the following electron configurations is incorrect? Question 13 of 15 Which of the following electron configurations is incorrect? A) Ca [Ar]452 B) Mn [Ar]4524d C) Cu [Ar]48'3d0 D) Ga [Ar]4s3d04p E) Br [Ar]4s3d04p e
Thank you! Q18. Which of the following electron configurations corresponds to the ground state of an atom of a transition element? A) 1s22s22p 3s23p 4s%3d B) 1s22s22p%3s 3p43d4 C) 1s22s22p 3s 3p64523 D) 1s22s22p 3s 3p%3d1045-4p) E) 1s22s2p 3s23p%3d"45²4p3 Q20. Particle A moves three times faster than particle B, calculate the mass ratio of particle A to particle B, if both have the same de Broglie wavelength. A) 0.33 B) 3.0 C) 0.66 D) 0.25 E) 0.75 Q21. Which ground-state...
Q42. Which elements have these electron configurations? Give both the symbol and the name: a. 1s 2s22p": b. 1s?2s22p 3s': c. 1s 2s 2pº3s 3p: d. [Ar]4s 3d: e. (Ne]3s 3p": f. [Kr]5s4d!º5p a
7. Which element has the following electron configurations? lon: [Ar]3d10 lon (-1 charge): [Kr]5s4d105p6 8. Write the following in order of increasing size As O Br Br Na Rb Te²- F- 02- 9. Arrange these elements in order of decreasing first ionization energy: CI, S, Sn, Pb 10. Choose the element with a more negative (exothermic) electron affinity in each pair: K or Cs Si or P Ga or Br Mg or s 11. a) Which has a higher ionization...
20. An atom of which of the following elements has the smallest ionization energy? A. CI C. Si B. P DS 21. An atom of which of the following elements has the largest second ionization energy? A. Cs С Ро B. Pb D. Ba Q89. 22. Which of the following forms the most stable anion in the gas phase? A. CI (electron affinity -349 kJ/mol) B. S (electron affinity = -200 kJ/mol) CO (electron affinity = -141 kJ/mol) D. C(electron...
18. Which of the following electron configurations is correct? a) Ga: [Kr]4s23d104p1 b) Mo: [Kr]5524 Ca: [Ar]4s13d10 d) Br: [Ar]4s23d104p5
could you help with 1,2 and 4 ? Part I: Review of Electron Configurations and Periodic Properties 1. Write the complete electron configuration and the noble gas shorthand for each of the following ions. a. CI b. Zn2+ C. Sn* 2. For the following questions, consider these five elements: S Br Ca kr Li a. Which element has the largest atomic radius? b. Which element has the smallest atomic radius? C. Which elements have exactly six valence electrons? d. Which...
3. Which element has the following ground-state electron configuration? [Kr] 5s24d105p3 A) Sb B) Sn C) Pb D) Bi E) Te 4. Which element has the following ground-state electron configuration? [Kr]5s24d105ps A)As B) C) Br D) Se 5. If one electron is added to the outer shell of silicon, it would have the same electron configuration as what element?