For the coagulation of a negative sol,the species below,that has the highest flocculating power is:

Colloidal gold is administered by injection. What behavior does it exhibit?

The most appropriate method of making egg albumin sol is

In an electrophoresis setup,a colloidal solution of glycine having a $pH$ of $5.97$ is kept at constant $T$ and $P$. What will happen if a few drops of base are added to it?

On addition of $1 \, mL$ solution of $10\% \, NaCl$ to $10 \, mL$ gold sol in the presence of $0.25 \, g$ of starch,the coagulation is just prevented. What is the gold number of starch?

Which of the following statements is/are not true?