Deliquesces

Certain hygroscopic substances, not only absorb moisture from the air, but they themselves dissolve in that moisture, undergoing a change of state. Such substances are called deliquescent substances. The process is called deliquescence.

some Deliquescent substances
Anhydrous calcium chloride CaCl2 Ferric chloride Fecl3
Magnesium chloride MgCl2 Calcium nitrate Ca(NO3) 2
Solid sodium hydroxide NaOH Copper nitrate Cu(NO3) 2
Solid potassium hydroxide KOH Zinc nitrate Zn(NO3) 2

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