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Chemistry, 21.06.2019 15:00
Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.
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Chemistry, 21.06.2019 20:30
The first element on the periodic table of elements is carbon. a. true b. false
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Chemistry, 22.06.2019 00:10
Which of the following best describes the formation of plasma?
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How a neutral object is different from a negatively charged object....
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