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Which electron configuration is correct for a Ca²+ ion? O 1322s22p 3s 3p! o 1s 2s...
1 pts Which electron configuration is correct for a Ca2+ ion? O 12222p"3823p! O 1322322p3923p6452 1s 2s 2p 3s 3p o 1s 2s²2p3343p4524p o 1s 2s 2p 382
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...
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...
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
Which element is represented by the complete electron configuration 1s? 2s 2p 3s 3p 4s? 3410 4p3? Give either the name or the symbol of the element. Remember that for symbol, the first letter is capitalized (upper case) while the second letter is lower case. If you are using the name of the element, make sure you spell it correctly, as this question will be graded automatically. Answer: The flame test is a useful (if not absolute) test for the...
An atomic anion with a charge of -1 has the following electron configuration: 18²2s²2p®3s²3p? What is the chemical symbol for the ion? How many electrons does the ion have? X How many 2p electrons are in the ion?
Chine Concerning the electron configuration of... Concerning the electron configuration of P. 1s 2s22p 3s 3p. which, if any, is the configuration for the valence shell electrons only? Multiple Choice O O 152220 02200 < Prev 18 of 20 Next >
6. Identify the following: a. An-excited state of this element has the electron configuration 1s 2s 2p Beryllium b. The ground-state electron configuration is [Ne]3s 3p Sulfur c. An excited state of this element has the electron configuration [Kr5s4dº5p 6s' Silver d. The ground-state electron configuration contains 3 unpaired 5p electrons
(d) Give the possible term symbols for the following electron configurations: (i) 1s 2s 2p 3s 3p 45° (ii) 1s 2s 2p?
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