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प्रश्न
Define of Molecular formula.
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उत्तर
Molecular formula: It is a symbolic representation of a molecule. It shows the number of atoms of each element present in it. These atoms combine in whole number to form the molecule.
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संबंधित प्रश्न
Write the molecular formula of the following compounds of Iron (II) sulphide and.
Find the number and names of elements present in them and calculate their molecular masses.
What is variable valency ? Give two examples of elements showing variable valency.
Write the molecular formulae of Iron (III) chloride
Write the molecular formulae of Lead (II) oxide – PbO.
Write the molecular formulae of Calcium hydroxide.
Write the chemical formula of the following compound in a step-by-step manner –
Potassium sulphate
Write the chemical formula of the following compound in a step-by-step manner –
Sodium zincate
Write the chemical formula of the following compound in a step-by-step manner –
Copper [I] sulphide
Complete the statement given below by filling in the blank with the correct word.
The formula of silver [I] chloride is ________.
Complete the statement given below by filling in the blanks with the correct words.
The valency of iron in FeO is _______ of chlorine [chloride] in CaCl2 is ________ and of dichromate in K2 Cr2 O7 is ________.
