JEE PYQ: Surface Chemistry Question 11
Question 11 - 2020 (02 Sep Shift 1)
Type: MCQ
Which of the following is used for the preparation of colloids?
(a) Ostwald Process
(b) Van Arkel Method
(c) Bredig’s Arc Method
(d) Mond Process
Show Answer
Answer: (b)
Solution
Bredig’s Arc method is used for preparation of colloidal sols of less reactive metals like Au, Ag, Pt.