Q.

Given below are two statements:                                      [2025]

Statement I: NaCl is added to the ice at 0°C, present in the ice cream box to prevent the melting of ice cream.

Statement II: On addition of NaCl to ice at 0°C, there is a depression in freezing point.

In the light of the above statements, choose the correct answer from the options given below:

1 Both Statement I and Statement II are false  
2 Both Statement I and Statement II are true  
3 Statement I is false but Statement II is true  
4 Statement I is true but Statement II is false  

Ans.

(2)

When a non volatile solute is added to a solvent, its freezing point decreases.