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Question
Two differences between symbols and formulae
Two differences between symbols and formulae
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Solution
Chemical symbol represents an element while formula represents a compound.
For eg. - Chemical symbol for oxygen is O, but when we talk about water which is a compound , we say, chemical formula of water is H2O.
Chemical symbols-
Hydrogen -H
Sodium- Na
Calcium - Ca
Potassium - K
Nitrogen - N
And Some of Chemical formula for the compound
Sodium chloride - NaCl
Ammonia - NH3
Calcium oxide - CaO
For eg. - Chemical symbol for oxygen is O, but when we talk about water which is a compound , we say, chemical formula of water is H2O.
Chemical symbols-
Hydrogen -H
Sodium- Na
Calcium - Ca
Potassium - K
Nitrogen - N
And Some of Chemical formula for the compound
Sodium chloride - NaCl
Ammonia - NH3
Calcium oxide - CaO
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