(Milky Cloud) $C \xleftarrow{CO_2} A + Na_2CO_3 \rightarrow B + C$
The chemical formulae of $A$ and $B$ are
The chemical formulae of $A$ and $B$ are
- A$NaOH$ and $Ca(OH)_2$
- B$Ca(OH)_2$ and $NaOH$
- C$NaOH$ and $CaO$
- D$CaO$ and $Ca(OH)_2$
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The valence shell electronic configuration of alkali metals is
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$(1)$ ......... method is used to prepare sodium carbonate.
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