What is Hydrogen ??
No spamming allowed ❌
Answers
Answered by
23
HYDROGEN:
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.
hope it helps.....
HAPPY SUNDAY!
Similar questions