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प्रश्न
Use Mendeleev's Periodic Table to predict the formula of oxides of potassium, aluminum, and barium.
उत्तर
K is in Group 1. So, the oxide will be K2O (Potassium oxide).
Al is in Group 3. So, the oxide will be Al2O3 (Aluminium oxide).
Ba is in Group 2. So, the oxide will be BaO (Barium oxide).
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संबंधित प्रश्न
What are the main features of Mendeleev’s periodic table?
Why did Mendeleev's leave some gaps in his periodic table os elements? Explain your answer with an example.
What was the basis of Mendeleev's classification?
At the time of Mendeleev _______ elements were known.
Beryllium : alkaline earth metal : : sodium: _______
Which two elements show an ambiguity regarding their sequence in Mendeleev’s periodic table?
While designing the periodic table, Mendeleev considered the chemical and physical properties of the elements.
What physical and chemical properties of elements did Mendeleev consider in compiling the periodic table?
At the time of Mendeleev, the number of elements known was ______
In Mendeléev’s Periodic Table, gaps were left for the elements to be discovered later. Which of the following elements found a place in the periodic table later
