Oxygen
Zainul Abid💫💫💫💫💫💫💫💫💫💫💫💫
💎 *IMPORTANT ELEMENTS* 💎
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*Oxygen :-*
▪Oxygen is a colorless, tasteless and odorless gas.
▪Oxygen does not burn but helps things to burn.
▪Atomic number is 8.
▪It is a member of the chalcogen group on the periodic table.
▪Oxygen is the third most abundant element in the universe by mass after hydrogen and helium.
▪All major classes of structural molecules in living organisms, such as proteins, carbohydrates and fats, contain oxygen.
▪Use of oxygen includes the production of steel, plastics and textiles; rocket propellant; oxygen therapy and life support in aircraft, submarine spaceflight and diving.
▪Smelting or iron ore into steel consume 55% of commercially produced oxygen.
▪The common allotrope of elemental oxygen on Earth is called dioxygen, O2.
▪Naturally occurring oxygen is composed of three stable isotopes, 16O, 17O, and 18O
CHEMISTRY 👉 *@GKMASTERS*
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