Advertisements
Advertisements
प्रश्न
With reference to water and ammonia as compounds respectively, state the valency of oxygen and nitrogen.
Advertisements
उत्तर
With reference to water (H2O) and ammonia (NH3):
- Valency of oxygen = 2, because it combines with two hydrogen atoms in water.
- Valency of nitrogen = 3, because it combines with three hydrogen atoms in ammonia.
APPEARS IN
संबंधित प्रश्न
Write the molecular formula of the following compounds of Ammonia
Find the number and names of elements present in them and calculate their molecular masses.
Define of Molecular formula.
Write the molecular formulae for the following compounds and name the elements present of Baking soda.
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 Sodium hydroxide
Write the molecular formulae of Hydrogen nitrate (nitric acid).
Explain the term ‘variable valency’.
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
Complete the statement given below by filling in the blank with the correct word.
The formula of silver [I] chloride is ________.
