Distinguish between the modern form of periodic table and Mendeleev form of periodic table
Sunil Kumar , 2 Years ago
Grade 8
Inorganic Chemistry> Distinguish between the modern form of pe...
1 Answers
Navneet jha
Last Activity: 2 Years ago
- MODERN FORM OF PERIODIC TABLE -
- This periodic table is based on atomic numbers.
- There are a total of 18 groups and 7 periods.
- Elements are arranged based on the increasing order of their atomic numbers.
- Isotopes are kept in the same place due to their atomic numbers being the same.
- MENDELEEV FORM OF PERIODIC TABLE -
- This periodic table based on atomic mass
- There are a total of 7 groups and 6 periods
- Elements are arranged based on their increasing in atomic mass
- There is no place allotted for isotopes
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