AP EAMCET · Chemistry · s Block Elements
A mixture of sodium oxide and calcium oxide are dissolved in water, and saturated with excess carbon dioxide gas. The resulting solution is ...... It contains ......... :
- A basic; \(\mathrm{NaOH}\) and \(\mathrm{Ca}(\mathrm{OH})_2\)
- B neutral; \(\mathrm{Na}_2 \mathrm{CO}_3\) and \(\mathrm{CaCO}_3\)
- C basic; \(\mathrm{Na}_2 \mathrm{CO}_3\) and \(\mathrm{CaCO}_3\)
- D acidic; \(\mathrm{NaOH}\) and \(\mathrm{CaCO}_3\)
Answer & Solution
Correct Answer
(C) basic; \(\mathrm{Na}_2 \mathrm{CO}_3\) and \(\mathrm{CaCO}_3\)
Step-by-step Solution
Detailed explanation
\(\mathrm{Na}_2 \mathrm{O}+\mathrm{CaO}+\mathrm{H}_2 \mathrm{O}+\mathrm{CO}_2 \longrightarrow\) \(\mathrm{Na}_2 \mathrm{CO}_3+\mathrm{CaCO}_3\) Solution is basic. It can be proved as…
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