what is hydrogen gas??
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Hydrogen is the chemical element with the symbol H and atomic number 1. Hydrogen is the lightest element. At standard conditions hydrogen is a gas of diatomic molecules having the formula H₂. It is colorless, odorless, non-toxic, and highly combustible.
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Hydrogen is the chemical element with the symbol H and atomic number 1. Hydrogen is the lightest element. At standard conditions hydrogen is a gas of diatomic molecules having the formula H₂. It is colorless, odorless, non-toxic, and highly combustible.
Symbol: H
Atomic mass: 1.00784 u
Atomic number: 1
Van der Waals radius: 120 pm
Atomic radius: 53 pm
Electron configuration: 1s1
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