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Question
Chemistry
Bredig’s arc method cannot be used to prepare colloidal solution of
Q. Bredig’s arc method cannot be used to prepare colloidal solution of
4402
224
Surface Chemistry
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A
Pt
17%
B
Fe
58%
C
Ag
15%
D
Au
10%
Solution:
Bredig’s arc method cannot be used for preparation of colloidal solution of Fe because at high temperature, iron reacts with water which is in the form of steam.