Use mendeleev periodic table to predict the formula of a)hydrides of carbon and silicon. b)oxides of potassium, aluminum and barium
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b). K is in group 1. Therefore, the oxide will be K2O.
Al is in group 3. Therefore, the oxide will be Al2O3.
Ba is in group 2. Therefore, the oxide will be BaO.
Al is in group 3. Therefore, the oxide will be Al2O3.
Ba is in group 2. Therefore, the oxide will be BaO.
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