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Science TNSB Mentoring
Class 9
Periodic classification of elements
The structure of the modern periodic table
1.
Groups
Question:
2
m.
Drop the suitable group into their family:
Answer variants:
Atomic number
Transition metals
Mendeleev’s
1.
Modern Periodic Law group \(3\) to \(12\) families
2.
Modern Periodic Law is based on ?
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