Which metal can be used as a sacrificial electrode to prevent the rusting of an iron pipe?

Question:

Which metal can be used as a sacrificial electrode to prevent the rusting of an iron pipe?

a) Au 

b) Ag 

c) Cu 

d) Mn

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: