NaH2PO3 is salt of phosphorus acid which is dibasic acid .It does not have any acidic hydrogen so it is normal sodium salt of phosphorus acid.
We can classify chemical substances as acids,base so or salts. Can be classify elements and compounds as acids bases or salts?
(a) Give the pH value of pure water. Does it change if common salt is added to it?
(b) Classify the following solutions as acids, bases or salts.
Ammonium hydroxide, barium chloride, sodium chloride, sodium hydroxide, H2SO4 and HNO3.