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Continue to ChatClassification and Blocks in Periodic Table https://sciencemotive.com/chapter-3-classification-of-elements-and-periodicity-in-properties/classification-and-blocks-in-periodic-table/
Classification and Blocks in Periodic Table https://sciencemotive.com/chapter-3-classification-of-elements-and-periodicity-in-properties/classification-and-blocks-in-periodic-table/