Chemistry, 27.09.2020 16:01 esmemaluma00
Why do elements in a vertical column of the periodic table have similar chemical properties?
They have the same number of electrons
They have the same number of protons.
They have the same number of outer electrons.
They have equal numbers of protons and electrons.
Answers: 3
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Explain why scientists use shared characteristics to make cladograms.
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Why do elements in a vertical column of the periodic table have similar chemical properties?
They h...
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