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Quiz #2 Chapter 6.2 8 points. Which of the following is NOT an example of a molecular formula?. H 2 O NH 3 CaCl 2 O 2 None of the above. In a molecule of fluorine, the two shared electrons give each fluorine atom ____ electron(s) in the outer energy level. 1 2 8 18 None of the above.
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Which of the following is NOT an example of a molecular formula? • H2O • NH3 • CaCl2 • O2 • None of the above
In a molecule of fluorine, the two shared electrons give each fluorine atom ____ electron(s) in the outer energy level. • 1 • 2 • 8 • 18 • None of the above
The electron configuration of an element is 1s2 2s2 2p4. How many more electrons does it need to satisfy the octet rule? • 1 • 2 • 3 • 4 • None of the above
As atoms bond with each other, they • increase their potential energy, thus creating less-stable arrangements of matter. • decrease their potential energy, thus creating less-stable arrangements of matter. • increase their potential energy, thus creating more-stable arrangements of matter. • decrease their potential energy, thus creating more-stable arrangements of matter.