Chemistry · Periodic Classification of Elements
Use Mendeleev's periodic table to select the correct formula for the oxides of Barium (Ba) and Potassium (K).
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1BaO2 and K2O
- 2BaO and KO2
- 3BaO and KO
- 4BaO and K2O✓
Correct answer
BaO and K2O
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