Question

hydrogen Valence e-​

Answer 1

Answer:

Hydrogen's valence number is one, because it has only one valence electron and needs only one shared electron to fill its energy levels. This means it can bond with many elements. ... Similarly, three hydrogen atoms can bond with a nitrogen atom, which has five valence electrons, to form ammonia.

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Answer 2

Answer:

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Explanation:

ydrogen's valence number is one, because it has only one valence electron and needs only one shared electron to fill its energy levels. This means it can bond with many elements. ... Similarly, three hydrogen atoms can bond with a nitrogen atom, which has five valence electrons, to form ammonia