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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
Write a short note.
Mendeleev’s periodic law.
Which group of elements was missing from Mendeleev's original periodic table?
How many elements were known at the time of Mendeleev's classification of elements?
Write the molecular formula of the oxide of any one of the elements in Mendeleev’s periodic table.
While designing the periodic table, Mendeleev considered the chemical and physical properties of the elements.
On which basis Mendeleev organised periodic law?
Eka-aluminium and Eka-silicon are known as ______
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
Which of the following statement (s) about the Modern Periodic Table are incorrect
- The elements in the Modern Periodic Table are arranged on the basis of their decreasing atomic number
- The elements in the Modern Periodic Table are arranged on the basis of their increasing atomic masses
- Isotopes are placed in adjoining group (s) in the Periodic Table
- The elements in the Modern Periodic Table are arranged on the basis of their increasing atomic number
On moving from left to right in a period in the periodic table, the size of the atom.
