A metal ‘X’ acquires a green colour coating on its surface on exposure to
air.
(i) Identify the metal ‘X’ and name the process responsible for this change
(ii)Name and write chemical formula of the green coating formed on the
metal.(iii) List two important methods to prevent the process
Answers
Answered by
6
1) Fe is metal , Corrosion
2)Fe +SO4 = FeSO4
3) galvinisation , painting etc
Answered by
3
ANSWER :
(i) The metal 'X' is copper. The process responsible for deposit ofgreen coating is known as corrosion.
(ii) The name of the green color coating is copper oxide and its chemical formula is (in the ATTACHMENT file PLEASE CHECK)
(iii) • It should be coated with tin
• It should be mixed with other metals to form alloys.
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