Q3 of 16 Page 57

Write the steps in deducing the chemical formulae of the following compounds.

potassium nitrate

Potassium Nitrate-


Formula: KNO3


Step 1: To write the symbols of the radicals. (Basic radical on the left.)


K NO3


Step 2: To write the valency below the respective radical. K NO3


1 1


Step 3: To cross-multiply as shown by the arrows the number of the radicals.



Step 4: To write down the chemical formula of the compound.


KNO3


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