Advertisements
Advertisements
Question
If the valency of hydrogen is 1 and that of nitrogen is 3, work out the formula for ammonia.
Advertisements
Solution
Valency of hydrogen = 1
Valency of nitrogen = 3
Elements : N H
Valencies : 3 1
Ammonia consists of nitrogen and hydrogen.
Formula for ammonia can be worked out by crossing the valencies of the constituent elements.
Therefore, formula of ammonia is NH3.
APPEARS IN
RELATED QUESTIONS
Write the chemical formula of the Calcium carbonate.
What is the difference between 2H and H2 ?
The formula of a compound is X3Y. The valencies of elements X and Y will be respectively :
Complete the following statement by selecting the correct option :
The correct formula of aluminium oxide is
Name the element in the compound and give the formula of the following compound:
Phosphoric acid
Name the element in the compound and give the formula of the following compound:
Glauber’s salt
Write the formula of the following compound:
Calcium sulphite
Write the formula of the following compound:
Calcium sulphate
Write the formula of the following compound:
Zinc sulphate
Write the formula of the following compound:
Copper [II] oxide
