a
gold
b
silver
c
copper
d
zinc
Explanation
Correct Option
dNo explanation available
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Discussions (16)

Hussayn
10 years ago
Zinc(zn) is higher than iron(fe) in d electrochemical series, so it used to coat it, unlike d oda options dat ar lower in d series.

Chrisplendour
1 year ago

NOTE THAT GALVANIZATION HAS TO DO WITH ZINC.... SPECIFICALLY
LIKE ONLY ZINC CAN BE USED TO COAT OR GALVANIZED IRON OR STEEL
BUT TALKING OF ELECTROPLATING, IT'S BROAD, ANY ONE CAN BE USED, DEPENDING ON WHAT YOU WANT TO GET...
NOTE THAT GALVANIZATION IS ONE OF THE TYPE OF ELECTROPLATING THAT SPECIFICALLY DOES WITH ZN.

Anelie
4 years ago
Iron is coated with zinc because it is lower than zinc in the electrochemical series

Geniuskvng
4 years ago
Don't forget zin is more electropositive than copper and higher in the activity series as well...so the correct option is chosen




