MCQ
Lucas reagent is:
- ✓Anhydrous $ CaCl_{2} $ and conc. HCl
- BAnhydrous $ ZnCl_{2} $ and conc. HCl
- CAnhydrous $ AlCl_{3} $ and conc. HCl
- DAnhydrous $ PdCl_{2} $ and conc. HCl
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| Column $I$ | Column $II$ |
| $(a)$ Urea | $(i) i < 1$ |
| $(b) \ce{FeCl_3}$ | $(ii) i = 1$ |
| $(c)$ Benzoic acid in Benzene | $(iii) i = 2$ |
| $(d) \ce{MgSO_4}$ | $(iv) i = 4$ |