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प्रश्न
Give the equation for the formation of rust.
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उत्तर
4Fe + 3O2 + xH2O → 2Fe2O3. xH2O (Rust).
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संबंधित प्रश्न
Choose the correct answer from the options given below:
Heating an ore in a limited supply of air or in the absence of air at a temperature just below its melting point is known as
A. Smelting
B. Ore-dressing
C. Calcination
D. Bessemerisation
The corrosion of iron is called ______.
Why is an iron grill painted frequently?
State under what conditions corrosion is faster ?
What is done to prevent corrosion of metals?
When one of the metals in an alloy is mercury the alloy is called _______.
Find the odd one out and give its explanation.
Write scientific reason.
Anodization method is useful for prevention of the corrosion of the aluminium.
Give solutions by giving examples of corrosion?
Copper objects lose their shine and form green coating of ____________.
