Advertisements
Advertisements
प्रश्न
Write the chemical formula of the following compound in a step-by-step manner –
Potassium chloride
Advertisements
उत्तर
Write the formula of
| Potassium chloride | Symbol | Valency |
| Potassium | \[\ce{K}\] | \[\ce1^+\] |
| Chloride | \[\ce{Cl}\] | \[\ce1^-\] |
Step I – Write each symbol with its valency.
\[\ce{K}^{1+}\] \[\ce{Cl}^{1-}\]
Positive ion is written first
Step II – Interchange the valencies
and Ignore 1 in KCl
Therefore Formula is KCl
APPEARS IN
संबंधित प्रश्न
Write the molecular formula of the following compounds of Sulphur trioxide.
Find the number and names of elements present in them and calculate their molecular masses.
Write the molecular formula for the oxide and sulphide of following elements of Hydrogen
Write the molecular formulae for the following compounds and name the elements present of Sulphuric acid
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium oxide.
Write the molecular formulae of Iron (II) sulphide.
Explain the term ‘variable valency’.
Copper having electronic configuration 2,8,18,1 exhibits variable valency. Give a reason for the same and name the compound CuCI and CuCl2.
Write the chemical formula of the following compound in a step-by-step manner –
Potassium permanganate
Write the chemical formula of the following compound in a step-by-step manner –
Potassium dichromate
Complete the statement given below by filling in the blank with the correct word.
The formula of silver [I] chloride is ________.
