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Sudheer M.
's Polls
GK
Zinc is used to protect iron from corrosion because zinc is -
more electropositive than iron
2 votes (100%)
more electropositive than iron
cheaper than iron
0 votes (0%)
cheaper than iron
a bluish white metal
0 votes (0%)
a bluish white metal
a good conductor of heat and electricity
0 votes (0%)
a good conductor of heat and electricity
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2 votes
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Wolmal
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