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The principal quantum number of the first d subshell is ________.
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Q45: The ion ICI<sub>4</sub><sup>-</sup><sup> </sup>has _ valence electrons.<br>A)
Q69: What is the electron configuration for the
Q117: There are _ atoms of oxygen are
Q126: How many grams of sodium carbonate contain
Q128: Which compound has the atom with the
Q130: In an experiment, the group of participants
Q131: The Seattle Longitudinal Study began with several