Why is it essential to wash the precipitate with water before estimating it quantitatively?
When a substance gets precipitated, some ions that combine to form the precipitate get adsorbed on the surface of the precipitate. Therefore, it becomes important to wash the precipitate before estimating it quantitatively in order to remove these adsorbed ions or other such impurities.
1. Which among the following is false about acids?
2. The lightest gas which is non-inflammable is
3. German silver is an alloy of
4. The Bhopal gas tragedy was caused by the gas
5. What is the most common salt in sea water ?
7. Baryllium Sulphate is less soluble in water due to
8. The Fungus which is used in the alcohol industry is .
9. Iodized salt is beneficial for
10. When a spoon is to be electroplated with nickel the spoon is