Why elements of group 1 and group 2 are known as s-block elements?
Why elements of group 1 and group 2 are known as s-block elements?
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- The subshell in which the last electron enters decides the block to which an element belongs.
- In group 1 and group 2 elements, the last electron is filled in the s subshell.
Therefore, the elements of group 1 and group 2 are known as s-block elements.
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