1.

leev's Pertodic Table to predict the tormulae tor te oxides ithe tolowing elemments13AIS1

Answer»

The element K is in I group of Mendeleev's periodic table in which general formula is R2O. So formula of oxide of K is K2O2.element C is in group IV of Mendeleev's periodic table .General formula of oxide is R2O so formula of oxide is CO23. Similarly oxide of Al is Al2O3.4. Formula of Si oxide is SiO2.5. oxide of Ba is BaO



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