Chemistry, 03.03.2020 06:11 alexabdercmur
Which of the following statements are true?
A. The element with a ground state electron configuration of 1s22s22p63s2 is an alkaline earth metal.
B. The ground state electron configuration for the undiscovered element 115 is (Rn)7s25f146d107p3.
C. The element with a ground state electron configuration of (Kr)5s24d105p5 has 15 valence electrons.
D. The ground state electron configuration for Cu is (Ar)4s13d10.
E. The electron configuration of 1s22s22p63s23p64s13d8 is an excited state electron configuration for Ni.
F. If an element (abbreviated X) has a ground state electron configuration of (Ne)3s23p4, then the formula of the compound that X forms with sodium is Na2X.
Answers: 1
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Which of the following statements are true?
A. The element with a ground state electron...
A. The element with a ground state electron...
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