Thermal decomposition of s-block carbonates and nitrates

1. A.
   $\ {Li}_{2}O + {CO}_{2}$
2. B.
   $LiO + {CO}_{2}$
3. C.
   $LiC + {CO}_{2}$
4. D.
   ${Li}_{2}O_{2} + CO$

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1. A.
   $\mathrm{MgCO_3}$
2. B.
   $\mathrm{CaCO_3}$
3. C.
   $\mathrm{SrCO_3}$
4. D.
   $\mathrm{BaCO_3}$

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1. A.
   $\mathrm{NaNO_3}$
2. B.
   $\mathrm{KNO_3}$
3. C.
   $\mathrm{RbNO_3}$
4. D.
   $\mathrm{LiNO_3}$

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