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What Is Unique behaviour of the first element in each group?

The unique behavior of the first element in each group of p-block elements often arises from its small size and high electronegativity.

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Key Points to Remember in Unique behaviour of the first element in each group

For instance, boron and silicon exhibit covalent bonding unlike their heavier counterparts, which tend to form ionic bonds.

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Unique behaviour of the first element in each group in NEET Chemistry: What to Focus On

NEET tests this concept by asking about the distinct properties and reactions of these first elements.