Consider the following statements. (i) Smaller the gold number, greater the protective power (ii) Greater the gold number, greater the protective power(iii) Colloidal sols with opposite charges are mixed, mutual coagulation takes place. Which of the above statement is / are not correct? (a) (i) only (b) (i) & (iii) (c) (ii) only (d) (ii) & (iii)

Consider the following statements. (i) Smaller the gold number, great

1.	Consider the following statements. (i) Smaller the gold number, greater the protective power (ii) Greater the gold number, greater the protective power(iii) Colloidal sols with opposite charges are mixed, mutual coagulation takes place. Which of the above statement is / are not correct? (a) (i) only (b) (i) & (iii) (c) (ii) only (d) (ii) & (iii)
Answer» (c) (ii) only