Which of the following methods can be used to destroy a sol?

Smoke is an example of

If the dispersed phase is liquid and the dispersion medium is solid,the colloid is known as:

On addition of $1 \, mL$ of $10 \% \, NaCl$ solution to $10 \, mL$ gold sol in the presence of $0.025 \, g$ of starch,the coagulation is just prevented. The gold number of starch is:

Dispersed colloidal iron $(III)$ hydroxide and colloidal gold are positively and negatively charged,respectively. Which of the following statements is $NOT$ correct?

Match the following types of colloidal systems given in List-$I$ with their respective names given in List-$II$.

List-$I$	List-$II$
$(A)$ Solid dispersed in liquid	$(I)$ Emulsion
$(B)$ Liquid dispersed in liquid	$(II)$ Foam
$(C)$ Gas dispersed in liquid	$(III)$ Gel
$(D)$ Liquid dispersed in solid	$(IV)$ Sol
-	$(V)$ Aerosol