Question

what is hydrogen?
i am waiting your answer​

Answer 1

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.

Symbol: H

Atomic mass: 1.00784 u

Atomic number: 1

Electron configuration: 1s1

Van der Waals radius: 120 pm

Discoverer: Henry Cavendish

Answer 2

Answer:

HËY MATE HERE IS YOUR ANSWER

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.

Symbol: H

Atomic mass: 1.00784 u

Atomic number: 1

Electron configuration: 1s1

Van der Waals radius: 120 pm

Discoverer: Henry Cavendish

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