Question

why is hydrogen called a rogue element?​

Answer 1

$\huge\underline\mathfrak\red{Varun}$

❤.Hydrogen is called rogue element. Because it has some special properties which behaves differently from other elements.It has properties of ability to form halides, 1 valence electrons, some alkali properties and in gaseous state.So it is rogue element.

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Answer 2

Explanation:

Hydrogen has special property which behaves differently from other elements. It has property to form halides, 1 valence electron some alkali propreties and in gaseous state