$Mg(NO_3)_2 \cdot XH_2O$ and $Ba(NO_3)_2 \cdot YH_2O$ represent the formulas of the crystalline forms of nitrate salts. The sum of $X$ and $Y$ is $.........$.
- A$6$
- B$5$
- C$4$
- D$3$
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The substance not likely to contain $CaCO_3$ is
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View SolutionPoint out the incorrect statement regarding $Be$ (Group-$IIA$):
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View SolutionMatch Column $(A)$ with the appropriate options in Column $(B)$.
Column $(A)$ Column $(B)$ $(a)$ $BeO$ $(p)$ Amphoteric $(b)$ $MgCO_3 \cdot CaCO_3$ $(q)$ Dolomite $(c)$ $BeCl_2$ $(r)$ Covalent $(d)$ $Al(OH)_3$ $(s)$ Basic
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| $(a)$ $BeO$ | $(p)$ Amphoteric |
| $(b)$ $MgCO_3 \cdot CaCO_3$ | $(q)$ Dolomite |
| $(c)$ $BeCl_2$ | $(r)$ Covalent |
| $(d)$ $Al(OH)_3$ | $(s)$ Basic |
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