What is the valency of Na+
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of electrons in outer orbital is 1 so the valency of sodium is 1. If you are talking about the sodium ion, which is represented by Na+, then it has a valency of +1, having lost an electron.
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Answer:
eight electrons
Ions, Atoms and Valency
The properties of Na+ ion and the sodium atom are different from each other. The positive charge dictates all the properties of Na+ , since otherwise it is stable and inert with its eight electrons in the valence shell.
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