Chemistry - Complete d-block Question with Solution | TestHub
ChemistryComplete d-blockd-blockEasy2 min
ChemistryEasysingle choice
Which one of the following pairs of substances on reaction will not evolve gas?
Options:
Answer:
C
Solution:
Copper does not react with dilute HCl because copper is less reactive than hydrogen. Therefore, it cannot displace hydrogen from the acid to form gas. Iron reacts with steam and to produce gas. Sodium reacts with ethyl alcohol to produce gas and sodium ethoxide.
Stream:JEESubject:ChemistryTopic:Complete d-blockSubtopic:d-block
⏱ 2m
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