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12.12.2020 •
Chemistry
The atomic number of an element X is 15 . what would be the valency of X
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Ответ:
-3
Explanation: an element with atomic number of 15 is Phosphorus the Electronic configuration of phosphorous is 2, 8, 5. It has 5 electrons in its last orbit which can be completely filled by accepting 3 electrons.
Ответ:
glucose
Explanation:
the main outputs are oxygen and glucose sugars