(d) Give the possible term symbols for the following electron configurations: (i) 1s 2s 2p 3s...
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
Q18. Which of the following electron configurations corresponds to the ground state of an atom of a transition element? A) 1s22s22p 3s 3p 4s23d? B) 1s 2s 2p 3s 3p 3d4 C) 1s 2s 2p 3s 3p64s3f D) 1s 2s 2p 3s 3p 3dl04s24p! E) 1s 2s 2p 3s 3p%3d04s24p3
Which electron configuration is correct for a Ca²+ ion? O 1322s22p 3s 3p! o 1s 2s 2p 3s 3p 4x2 1s 2s 2p 3s 3p o 1s 2s 2p 3s 3p44p o 1s 2s 2p 332
What is the ground-state electron configuration of the Al^3+ ion? a. 1s^2 2s^2 2p^6 3s^2 3p^4 b. 1s^2 2s^2 2p^6 3s^2 3p^1 c. 1s^2 2s^2 2p^3 d. 1s^2 2s^2 2p^1 e. 1s^2 2s^2 2p^6 Which of the following is the correct noble gas electron configuration for an ion of barium? a. [Kr]5s^2 4d^10 5p^6 6s^2 b. [Kr]5s^2 5p^6 c. [Kr]5s^2 4d^10 5p^6 6s^1 d. [Kr]5s^2 4d^10 5p^6 e. [Kr]5s^2 4d^10 5p^6 6s^2 6p^2 How many orbitals are possible when l...
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
Which element has the electron configuration 1s 2s²2p@3s 3p 4s'3ds? A) V B) Cr C) Mo D) Mn E) No element has this configuration
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
1s 2s 2p 3s*3p 4s 3d"4p 5s4d? 17. Which ion with a +1 charge has the electron configuration 1s 2s 2p 3s 3p 3d 4s 4p? Which ion with a -2 charge has this configuration? 18. Which of the following atoms contains only three valence electrons: Li, B, N, F, Ne? 19. Circle the atoms with two unpaired electrons. (a) Mg (b) Si (c) S 20. Place the following in order of increasing atomic radius. As 0 Br A) As...
me following ground-state electron configurations corresponds to an atom that has the 10. Which of the following ground-state ele most negative value of the electron affinity? a) 1s 2s 2p 3s! b) 1s22s22p 3s 3p5 c) 1s 2s 2p 3s 3p2 d) 1s 2s 2p 3s 3p 3d5452 e) 1s 2s22p The element arsenic is in the same group as phosphorus. Which of the following is the formula of arsenic acid? a) H:As b) H3ASO2 c) HASO3 d) HAsO4 e)...
A neutral atom has the following electron configuration: 2, 2 6, 2, 3 1s 2s 2p 3s 3p What is the chemical symbol for the atom? How many electrons does the atomn have? How many 2p electrons are in the atom?