Advertisements
Advertisements
प्रश्न
Write the chemical formula of the following compound in a step-by-step manner –
Aluminium hydroxide
Advertisements
उत्तर
Write the formula of
| Aluminium hydroxide | Symbol | Valency |
| Aluminium | \[\ce{Al}\] | \[\ce{3^{+}}\] |
| Hydroxide | \[\ce{OH}\] | \[\ce{1^{-}}\] |
Step I – Write each symbol with its valency.
Positive ion is written first
\[\ce{Al}^{3+}\] \[\ce{[OH]}^{1-}\]
Step II – Interchange the valencies positive ion is written first.
The Formula is \[\ce{Al[OH]3}\]
APPEARS IN
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.
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 Common salt.
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium oxide.
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium sulphate.
Write the chemical formula of the following compound in a step-by-step manner –
Calcium bicarbonate
Write the chemical formula of the following compound in a step-by-step manner –
Potassium dichromate
Write the chemical formula of the following compound in a step-by-step manner –
Copper [I] sulphide
Write the chemical formula of the following compound in a step-by-step manner –
Iron [III] chloride
Write the chemical formula of the following compound in a step-by-step manner –
Iron [II] hydroxide
