Which one of the following blocks of elements is called ‘Representative elements’?
s-block elements only
f-block elements only
d-block elements only
p-block elements together with s-block elements
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UPSC Geoscientist – 2024
Representative elements are those where the last electron enters either the s orbital or the p orbital of the outermost shell. They exhibit a wide range of chemical properties and their valencies are generally predictable based on their group number.