Question

Which Can Not Be Used For Preparation By Bredig Arc Method Cu, Au,Ag,Na

Answer 1

Answer:

sodium is not used in prepeation of collidal solution.

Explanation:

because sodium is alkali metal is not used in making solution

Answer 2

Answer:

The ans is sodium.

Explanation:

Because it is an alkali metal n hence it is not used for making solutions.

Hope this ans will help you