element of 1st and 2sd group is called
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Elements having their outermost electron in s-orbit are called s-block elements. - They occupy 1st & 2nd group in modern periodic table. 1 elements are called alkali metals & gr. ... 2 elements are called alkaline earth metals.
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Elements of 1st group called Alkali metals
Elements of 2nd group called Alkali Earth metals.
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