96. Решение задачки по химии №009 653

1. Write all possible formulas of salts that can be formed during the interaction of Zn(OH)2 and H3PO4.
2. Give a name to the resulting salts.
3. Write the electronic formula of the atom of element 42.
4. Estimate the valence possibilities of atoms in the normal and excited states using carbon as an example. What is the main type of chemical bond realized at the carbon atom in inorganic compounds?

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