The substances which get oxidised easily can be kept for longer duration by:
- AAdding nitrogen and keeping them in airtight containers.
- BAdding nitrogen and keeping them in sun for few days.
- CAdding oxygen and keeping them in airtight containers.
- DAdding oxygen and keeping them in sun for few days.
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Similar Questions
Write true or false for the following statement:
Due to corrosion, iron gets a brown coating, copper gets a green coating, and silver gets a black coating.
Due to corrosion, iron gets a brown coating, copper gets a green coating, and silver gets a black coating.
Easy
View SolutionState the reason for the following:
$(a)$ Potato chips manufacturers usually flush bags of chips with nitrogen gas.
$(b)$ Iron articles lose their shine gradually.
$(c)$ Foods should be kept in airtight containers.
$(a)$ Potato chips manufacturers usually flush bags of chips with nitrogen gas.
$(b)$ Iron articles lose their shine gradually.
$(c)$ Foods should be kept in airtight containers.
Medium
View SolutionThe coating formed on the metals such as iron, silver, and copper after corrosion will be:
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View SolutionWhat type of coating is formed on silver articles when they get corroded?
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View SolutionWhat is the chemical formula of rust?
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