Gold sol can be prepared by (a) Hydrolysis of AUCl3 (b) Oxidation of Gold by aqua-regia (c) Peptization (d) Reduction of AUCl3 with HCHO solution.

Gold sol can be prepared by (a) Hydrolysis of AUCl3 (b) Oxidation of

1.	Gold sol can be prepared by (a) Hydrolysis of AUCl3 (b) Oxidation of Gold by aqua-regia (c) Peptization (d) Reduction of AUCl3 with HCHO solution.
Answer» :DGold SOLUTION can be PREPARED by (d) REDUCTION of AUCL3 with HCHO solution