98. Solving a chemistry problem
Seller: Derkach
Price: 1.18 USD
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Product description
Compose electronic formulas of the following elements. Using the electronic formula, determine the position of the elements in the periodic system of D.I. Mendeleev, period, group, subgroup, distribute valence electrons in atomic orbitals and give formulas for higher oxides and volatile hydrogen compounds: iron (z=26).
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.