Chemistry-10th Periodic Classification of Elements CBSE Board 2022 Medium
(a) List two advantages of adopting the atomic number of an element as the basis of classification of element…
- (a)List two advantages of adopting the atomic number of an element as the basis of classification of elements in the Modern Periodic Table.
- (b)Write the electronic configurations of the elements X (atomic number 13) and Y (atomic number 20).
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