SCIENCE
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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H2 O
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O2 H
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H4 O
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HO 2
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Detailed explanation-1: -Water is h2O, a clear, colorless, odorless, tasteless liquid that freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade.
Detailed explanation-2: -For example, the molecular formula of water is H2O, which means that one molecule of water contains two atoms of hydrogen and one atom of oxygen.
Detailed explanation-3: -Its chemical formula, H 2O, indicates that each of its molecules contains one oxygen and two hydrogen atoms, connected by covalent bonds. The hydrogen atoms are attached to the oxygen atom at an angle of 104.45°. “Water” is also the name of the liquid state of H2O at standard temperature and pressure.
Detailed explanation-4: -Meaning of H2O in English the chemical symbol for water; used to refer to the substance water: H2O means that each water molecule contains one oxygen and two hydrogen atoms.
Detailed explanation-5: -So, the chemical name of water is dihydrogen oxide.