A) colloidal-mill method
B) reduction method
C) double decomposition method
D) Bredigs arc method
Correct Answer: D
Solution :
Metal colloides are generally prepared by Bredigs arc method. In this method electrodes of metal are dipped in dispersion medium and electricity is passed. The colloidal size particles of metal go into the medium and form colloid.
You need to login to perform this action.
You will be redirected in
3 sec
