Read the following question and answer:
Metal 'X' coated with a thin layer of metal 'Y' does not rust even when scratched slightly.
i. Identify 'X' and 'Y'.
ii. Name the process.
iii. Explain why this method prevents corrosion.
i. Identify 'X' and 'Y'.
ii. Name the process.
iii. Explain why this method prevents corrosion.
i. 'X' is and 'Y' is .
ii. The process is.
iii. This method prevents corrosion because.