6 questions · timed · auto-graded
| i. Epsom salt | (a) $ZnSO _4 \cdot 7 H _2 O$ |
| ii. Green Vitriol | (b) $MgSO _4 \cdot 7 H _2 O$ |
| iii. White Vitriol | (c) $SiO _2$ |
| iv. Silica gel | (d) $FeSO _4 \cdot 7 H _2 O$ |
| i. Solubility of $KNO _3$ | (a) decreases with increase in temperature |
| ii. The solubility of CaO | (b) increases with increase in pressure |
| iii. The solubility of oxygen | (c) increases with increase in temperature |
| iv. Solubility of $CO _2$ | (d) more in cold water |
| i. Solubility of $KNO _3$ | (a) decreases with increase in temperature |
| ii. The solubility of CaO | (b) increases with increase in pressure |
| iii. The solubility of oxygen | (c) increases with increase in temperature |
| iv. Solubility of $CO _2$ | (d) more in cold water |
| i. Solubility of $KNO_3$ | (a) decreases with increase in temperature |
| ii. The solubility of CaO | (b) increases with increase in pressure |
| iii. The solubility of oxygen | (c) increases with increase in temperature |
| iv. Solubility of $CO _2$ | (d) more in cold water |
| i. Saturated solution | (a) Sulphur in acetone |
| ii. Unsaturated solution | (b) 56 g NaCl in water |
| iii. Supersaturated solution | (c) 10 g of NaCl in water |
| iv. Non-aqueous solution | (d) 36 g of NaCl in water |
| i. Sugar in water | (a) Exothermic process |
| ii. Sulphur in carbon sulphide | (b) Aqueous solution |
| iii. The solubility of CaO | (c) Endothermic process |
| iv. Solubility of $KNO_3$ | (d) Non-aqueous solution |