Chemistry, 04.08.2019 04:20, gabesurlas
Atoms of two adjacent elements in the third period are in the ground state. an atom of element a has only s electrons in its valence shell. an atom of element b has at least one p electron in its valence shell. identify elements a and b.
Answers: 1
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Atoms of two adjacent elements in the third period are in the ground state. an atom of element a has...
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