Which of these metals will you electroplate on iron to protect it from rusting and to make it shine? (a) Copper (b) Gold (c) Zinc (d) Aluminum

Which of these metals will you electroplate on iron to protect it from rusting and to make it shine?

Which of the following metal corrodes the slowest ?A Silver B Iron C Copper D Gold

During electrorefining of metal the pure metal is deposited at________.

Out of Aluminium, Copper, Calcium and Tin, the most reactive metal is _________?

Which of the following materials is commonly used as a protective coating to prevent corrosion?Select one:a.teflon (PTFE)b.zinc (Zn)c.glass fiber reinforced plastic (GRP)d.polyvinyl chloride (PVC)