Hydrogen can be displaced from a hot alkaline solution by...
Hydrogen can be displaced from a hot alkaline solution by?
Fe
Cu
Ca
Sn
Correct answer is D
Amphoteric oxide react with both acid and alkaline and only amphoteric oxide can displace hydrogen from alkanine solution (al, pb, sn and zinc).
What is the relative molecular mass of a compound which has empirical formula \(CH_{2}O\)? [C...
Lucas reagent is used to test for? ...
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Boyle's law can be expressed mathematically as ...
To which group and period respectively does an element with 15 electrons belong? ...
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The reaction of halogens with alkanes in the presence of sunlight is an example of ...