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प्रश्न
What is the basic difference in approach between the Mendeleev’s Periodic Law and the Modern Periodic Law?
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उत्तर १
Mendeleev’s Periodic Law states that the physical and chemical properties of elements are periodic functions of their atomic weights. On the other hand, the Modern periodic Law states that the physical and chemical properties of elements are periodic functions of their atomic numbers.
उत्तर २
The basic difference in approach between Mendeleev’s Periodic Law and Modern Periodic Law is the change in basis of classification of elements from atomic weight to atomic number.
संबंधित प्रश्न
On the basis of quantum numbers, justify that the sixth period of the periodic table should have 32 elements.
In the modern periodic table, the period indicates the value of:-
Which of the following statements related to the modern periodic table is incorrect?
The plot of the square root of the frequency of X-rays emitted against atomic number led to the suggestion of which law (rule)?
If there were 10 periods in a periodic table then maximum number of elements it can have is ______.
Similarity in chemical properties of the atoms of elements in a group of the periodic table is most closely related to ______.
The correct decreasing order for the metallic character is ______.
