Match the following compounds (Column-$I$) with their uses (Column-$II$):
Column-$I$ Column-$II$ $I. Ca(OH)_2$ $A$. Casts of statues $II. NaCl$ $B$. White wash $III. CaSO_4 \cdot \frac{1}{2}H_2O$ $C$. Antacid $IV. CaCO_3$ $D$. Washing soda preparation
| Column-$I$ | Column-$II$ |
|---|---|
| $I. Ca(OH)_2$ | $A$. Casts of statues |
| $II. NaCl$ | $B$. White wash |
| $III. CaSO_4 \cdot \frac{1}{2}H_2O$ | $C$. Antacid |
| $IV. CaCO_3$ | $D$. Washing soda preparation |
- A$I-D, II-A, III-C, IV-B$
- B$I-B, II-C, III-D, IV-A$
- C$I-C, II-D, III-B, IV-A$
- D$I-B, II-D, III-A, IV-C$
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The correct order of solubility in water is:
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View SolutionMatch the constituents of cements with their percentage proportion :
Constituents Percentage $1$. $CaO$ $a$. $2-3\%$ $2$. $MgO$ $b$. $50-60\%$ $3$. $SiO_2$ $c$. $5-10\%$ $4$. $Al_2O_3$ $d$. $20-25\%$
| Constituents | Percentage |
| $1$. $CaO$ | $a$. $2-3\%$ |
| $2$. $MgO$ | $b$. $50-60\%$ |
| $3$. $SiO_2$ | $c$. $5-10\%$ |
| $4$. $Al_2O_3$ | $d$. $20-25\%$ |
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View SolutionSelect the incorrect order for the given properties:
$(a)$ $A_2B < AB < A_2B_3 = \text{Lattice Energy (L.E.)}$ (Charge of $B = -2$)
$(b)$ $Na_2CO_3 < K_2CO_3 < Rb_2CO_3 < Cs_2CO_3 = \text{Thermal stability}$
$(c)$ $MgF_2 < CaF_2 < SrF_2 < BaF_2 < BeF_2 = \text{Solubility}$
$(d)$ $LiOH < NaOH < KOH < RbOH < CsOH = \text{Solubility and stability}$
$(a)$ $A_2B < AB < A_2B_3 = \text{Lattice Energy (L.E.)}$ (Charge of $B = -2$)
$(b)$ $Na_2CO_3 < K_2CO_3 < Rb_2CO_3 < Cs_2CO_3 = \text{Thermal stability}$
$(c)$ $MgF_2 < CaF_2 < SrF_2 < BaF_2 < BeF_2 = \text{Solubility}$
$(d)$ $LiOH < NaOH < KOH < RbOH < CsOH = \text{Solubility and stability}$
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