Which of the following statement are correct ? (i)Smaller the gold number of lyophilic colloid, larger will be its protective power (ii) Lyophilic sols , in contrast to lyophobic sols are easily coagulated on addition of small amounts of electrolytes. (iii) Ferric chloride solution is used to stopbleeding from a fresh cut because it coagulating the blood (iv)The flocculatin value of arsenious sulphide sol is independent of theanion of the coagulating

Which of the following statement are correct ? (i)Smaller the gold nu

1.	Which of the following statement are correct ? (i)Smaller the gold number of lyophilic colloid, larger will be its protective power (ii) Lyophilic sols , in contrast to lyophobic sols are easily coagulated on addition of small amounts of electrolytes. (iii) Ferric chloride solution is used to stopbleeding from a fresh cut because it coagulating the blood (iv)The flocculatin value of arsenious sulphide sol is independent of theanion of the coagulating
Answer» (i),(II) and (III) (i) , (iii) and (IV) (ii) , (iii) and (iv) (i),(ii) and (iv) ANSWER :B