What is meant by the term chemical formula?
(N/A) chemical formula of a compound (or element) is the symbolic representation of its composition. It represents:
$(i)$ The number and kind of atoms present per molecule of the compound.
$(ii)$ One mole of the compound.
$(iii)$ The molar mass of the compound.
$(i)$ The number and kind of atoms present per molecule of the compound.
$(ii)$ One mole of the compound.
$(iii)$ The molar mass of the compound.
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Similar Questions
Write down the chemical formulae of:
$(i)$ Sodium oxide
$(ii)$ Aluminium chloride
$(iii)$ Sodium sulphide
$(iv)$ Magnesium hydroxide
$(i)$ Sodium oxide
$(ii)$ Aluminium chloride
$(iii)$ Sodium sulphide
$(iv)$ Magnesium hydroxide
Easy
View SolutionIf one mole of carbon atoms weighs $12 \, g$,what is the mass (in grams) of $1$ atom of carbon?
Medium
View SolutionWhat are polyatomic ions? Give examples.
Easy
View SolutionCalculate the molecular masses of $C_2H_4$,$NH_3$ and $CH_3OH$.
Medium
View SolutionWrite down the names of compounds represented by the following formulae:
$(i) Al_{2}(SO_{4})_{3}$
$(ii) CaCl_{2}$
$(iii) K_{2}SO_{4}$
$(iv) KNO_{3}$
$(v) CaCO_{3}$
$(i) Al_{2}(SO_{4})_{3}$
$(ii) CaCl_{2}$
$(iii) K_{2}SO_{4}$
$(iv) KNO_{3}$
$(v) CaCO_{3}$
Medium
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