Chemistry - Hydrocarbon Question with Solution | TestHub
ChemistryHydrocarbonMETHOD OF PREPARATION OF ALKANESEasy2 minQB
ChemistryEasysingle choice
Which of the following sodium salts, when heated with soda lime (NaOH + CaO), gives butane?
Options:
Answer:
C
Solution:
Soda lime removes the CO2 unit as Na2CO3, so the alkane has one carbon less than the acid. Butane (C4) comes from the C5 salt, sodium pentanoate :
Stream:JEESubject:ChemistryTopic:HydrocarbonSubtopic:METHOD OF PREPARATION OF ALKANES
⏱ 2mℹ️ Source: QB
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