The carbonate which does not leave a residue | vedclass

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Question

(D) $A] \, Na_2CO_{3(s)} \xrightarrow{\Delta} 	ext{No Reaction (Stable)}$$B] \, Ag_2CO_{3(s)} \xrightarrow{\Delta} 2Ag_{(s)} + CO_{2(g)} + \frac{1}{2

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$(NH_4)_2CO_3$

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(D) $A] \, Na_2CO_{3(s)} \xrightarrow{\Delta} 	ext{No Reaction (Stable)}$$B] \, Ag_2CO_{3(s)} \xrightarrow{\Delta} 2Ag_{(s)} + CO_{2(g)} + \frac{1}{2}O_{2(g)}$ (Residue: $Ag$)$C] \, CuCO_{3(s)} \xrightarrow{\Delta} CuO_{(s)} + CO_{2(g)}$ (Residue: $CuO$)$D] \, (NH_4)_2CO_{3(s)} \xrightarrow{\Delta} 2NH_{3(g)} + H_2O_{(g)} + CO_{2(g)}$ (No solid residue)Therefore,ammonium carbonate leaves no solid residue upon heating.

The carbonate which does not leave a residue on heating is

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