Advertisements
Advertisements
प्रश्न
Write the molecular formula for the oxide and sulphide of following elements of Sodium.
Advertisements
उत्तर
Sodium oxide Na2O
Sodium sulphide Na2S
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.
The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium nitride
Write the molecular formulae of Sodium hydroxide
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 –
Calcium bicarbonate
Write the chemical formula of the following compound in a step-by-step manner –
Aluminium hydroxide
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 –
Iron [III] chloride
Write the chemical formula of the following compound in a step-by-step manner –
Iron [II] hydroxide
