Write two examples of deliquescent substance

Deliquescence

• Some of the water-soluble substances, when left exposed to the atmosphere at ordinary temperature absorb moisture, lose their crystalline form, and get converted into their saturated solution is called a deliquescent. The phenomenon is called deliquescence
• Deliquescence occurs when the vapor pressure of the solution that is formed is less than the partial pressure of water vapor in the air.
• Calcium chloride$\left({\mathrm{CaCl}}_2\right)$ and caustic soda $\left(\mathrm{NaOH}\right)$ are two examples of deliquescent substance