Question

koi hai kya

ᴡʜᴀᴛ ɪs ʜʏᴅʀᴏɢᴇɴ???​

Answer 1

Answer:

hydrogen is highly reactive gas.

Answer 2

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Hello Aunty ,

Ohh Sorry I mean Afreen xD

Good Morning.

Kase ho ??

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.

Note :-!

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