Math, asked by amitvikram1, 11 months ago

29. Which among the following metals is employed to provide cathodic
protection to iron?
(1) Nickel (2) Tin (3) Zinc (4) Lead

Answers

Answered by anisha1764

HEY.....!!!

it might be zinc.as zinc provide protection to iron even if the zinc coating broken.

amitvikram1: once time agin

Anonymous: hello

Answered by Anonymous

$\bullet$ Zinc is employed to provide cathodic protection to iron.

Therefore:

Correct option: (3) Zinc

$\bullet$ Atomic mass of zinc is 65.09 amu.

$\bullet$ It has the symbol Zn.

$\bullet$ It's atomic number is 30.

$\bullet$ It is the first element of group 12 in the periodic table.

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