Class 11 Chemistry Practice Test: Hydrogen - Dihydrogen - H<sub>2</sub> — Flashcards | Class 11 Chemistry | FatSkills

Class 11 Chemistry Practice Test: Hydrogen - Dihydrogen - H<sub>2</sub> — Flashcards

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Dihydrogen is the homonuclear diatomic molecule formed from two hydrogen atoms.

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How much percent of the total mass of the Universe is dihydrogen?
70
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