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प्रश्न
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
पर्याय
zinc
tin
copper
silver
उत्तर
zinc
APPEARS IN
संबंधित प्रश्न
Define the term acid rain.
A metal highly resistant to rusting.
A mixture of oxygen and carbon dioxide used for artificial respiration.
Fill in the blanks :
Oxides of sulphur and nitrogen combine with rain water to form ___________ and _________ which cause ____________.
Write fully balanced equation for the following :
MgO + H2O →
What is rusting?
State two most important conditions for rusting.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the word equation for the reaction involving the above preparation of oxygen.
Distinguish between:
Combustion & Rusting with suitable word equations only?
In Rockets, along with fuel, oxygen is also carried for combustion – why?
