Question
Why potassium carbonate cannot be obtained by Solvay process?
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Answer
Potassium hydrogen carbonate $\left( KHCO _3\right)$ is highly water soluble and cannot be precipitated out by reacting with potassium choride $( KCl )$ and hence, potassium carbonate $\left( K _2 CO _3\right)$ cannot be obtained by Solvay process.
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