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Chemistry, 25.02.2021 01:10 leomessifanboy678
Students in a science class prepared flash cards so that they could quiz one another about the arrangement of the periodic table. One of the flash cards contained information about two elements, Element L and Element M.
Atoms of Element M have two more valence electrons than atoms of Element L.
Atoms of Element L are more reactive than atoms of Element M.
Both elements are metals.
Which of the answer choices fits the information given?
a. Sodium and Aluminum
b. Beryllium and Calcium
c. Silicon and Sulfur
d. Potassium and Calcium
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