NEET levelSingle correct optionDifficulty 1 of 3hc167
Heating sodium butanoate, CHX3CHX2CHX2COONa, with soda lime gives mainly:
AButane
BPropane
CEthane
DPentane
Answer: B
Soda-lime decarboxylation removes the carboxyl carbon as carbonate, replacing COONa by H. CHX3CHX2CHX2COONa therefore gives CHX3CHX2CHX3 (propane), an alkane with one carbon fewer.