The solubility in water of sulphates down the $Group \ 2$ ($Be$ group) is $Be > Mg > Ca > Sr > Ba$. This is due to
- AHigh heat of solvation for smaller ions like $Be^{2+}$
- BIncreasing molecular weight
- CDecreasing lattice energy
- DIncrease in melting points
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Give a brief note on the oxides of alkaline earth metal elements.
Medium
View SolutionHow does Plaster of Paris become hard?
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View SolutionMatch List-$I$ with List-$II$ for the compositions of substances and select the correct answer using the codes given below.
List-$I$ (Substances) List-$II$ (Composition) $A$. Plaster of Paris $i$. $CaSO_4 \cdot \frac{1}{2} H_2O$ $B$. Epsomite $ii$. $MgSO_4 \cdot 7H_2O$ $C$. Kieserite $iii$. $MgSO_4 \cdot H_2O$ $D$. Gypsum $iv$. $CaSO_4 \cdot 2H_2O$ $v$. $CaSO_4$
| List-$I$ (Substances) | List-$II$ (Composition) |
| $A$. Plaster of Paris | $i$. $CaSO_4 \cdot \frac{1}{2} H_2O$ |
| $B$. Epsomite | $ii$. $MgSO_4 \cdot 7H_2O$ |
| $C$. Kieserite | $iii$. $MgSO_4 \cdot H_2O$ |
| $D$. Gypsum | $iv$. $CaSO_4 \cdot 2H_2O$ |
| $v$. $CaSO_4$ |
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View SolutionGive a detailed explanation of the oxoacid salts of alkaline earth metal elements.
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View SolutionThe thermal stability of $BaCO_3$,$CaCO_3$,$SrCO_3$,and $MgCO_3$ decreases in the order:
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