Chemistry, asked by sheetalsingh1234, 4 months ago

what is hydrogen ??​

Answers

Answered by colourfulskycolourfu
3

Explanation:

Hydrogen is the chemical element with the symbol H and atomic number 1. With a standard atomic weight of 1.008, hydrogen is the lightest element in the periodic table. Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all baryonic mass.[7][note 1] Non-remnant stars are mainly composed of hydrogen in the plasma state. The most common isotope of hydrogen, termed protium (name rarely used, symbol 1H), has one proton and no neutrons.

Answered by XxmiragexX
1

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Hydrogen is the chemical element with atomic number 1. It is represented by the symbol H.It is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe

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