facts of periodic table
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》Modern periodic table is given by Neils Bohr.
》It is classified by atomic number.
》It has 18 groups and 7 periods.
》In mendeleev's periodic table has elements with dissimilar properties in same group but in moder periodic table there are no sucb defects.
》In mendeleev's periodic table no place for isotopes but in modern periodic table is classified is based on atomi number so that's why it has no defect like isotopes has no place.
》supports the concepts of atomic structure.
Hope it is helpful to you.
Here is your answer.
》Modern periodic table is given by Neils Bohr.
》It is classified by atomic number.
》It has 18 groups and 7 periods.
》In mendeleev's periodic table has elements with dissimilar properties in same group but in moder periodic table there are no sucb defects.
》In mendeleev's periodic table no place for isotopes but in modern periodic table is classified is based on atomi number so that's why it has no defect like isotopes has no place.
》supports the concepts of atomic structure.
Hope it is helpful to you.
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