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Question
Assertion :The placement of isotopes in Mendeleev's periodic table overcome in the modern periodic table. Reason: In modern periodic table, the elements have been allotted places based on their atomic numbers
Assertion :The placement of isotopes in Mendeleev's periodic table overcome in the modern periodic table. Reason: In modern periodic table, the elements have been allotted places based on their atomic numbers
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Solution
The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
All the isotopes of an element have same atomic numbers.
In modern periodic table, the elements have been allotted places based on their atomic numbers.
Therefore, all the isotopes of an element have been assigned the same position in the modern periodic table.
Option A is correct.
All the isotopes of an element have same atomic numbers.
In modern periodic table, the elements have been allotted places based on their atomic numbers.
Therefore, all the isotopes of an element have been assigned the same position in the modern periodic table.
Option A is correct.
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