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CBSE Class 8 Answered

How is electroplating used to save iron from corrosion?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
Using the technique of electroplating, iron is coated with zinc which does not corrode.
Answered by | 04 Jun, 2014, 03:23: PM

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How is electroplating used to save iron from corrosion?
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How will you identify the positive terminal of a battery if it is hidden in a box and you can only see two of its leads.
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Gold does not corrode. Despite this, gold ornaments start showing patches of other color after repeated use. Why?
Asked by Topperlearning User | 22 Nov, 2013, 01:37: AM
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During electroplating, initially some bubbles were appearing near an electrode. After 30 mins, no bubbles appear. What do you conclude from this?
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