117. Solving a chemistry problem
Seller: Derkach
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Product description
- Compose the electronic formula of an atom of an element with serial number 16. What family does it belong to, on what sublevels are its valence electrons located? How many unpaired electrons are in an unexcited and excited atom of this element? Show the distribution of electrons in energy cells.
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.