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Q.
Which of the following compounds is differentiated by $NaHCO _{3}$ as well as by $NaOH$ ?
Alcohols Phenols and Ethers
Solution:
For a compound to give positive $NaHCO _{3}$ test it must be more acidic than $H _{2} CO _{3}( pKa =6.4)$ And for a compound to give positive $NaOH$ test, it must be more acidic than $H _{2} O ( pKa =15.7)$
