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Match List-I with List-II and choose the correct answer from the options given below:
Column I
- A. Lake Test
- B. Nessler's Reagent
- C. Potassium sulphocyanide
- D. Brown Ring Test
Column II
- I. NO3-
- II. Fe3+
- III. Al3+
- IV. NH4+
Correct answer: A → III, B → IV, C → II, D → I
Detailed Solution
Lake Test identifies $Al^{3+}$ (A-III); Nessler's Reagent identifies $NH_4^+$ (B-IV); Potassium sulphocyanide (thiocyanate) identifies $Fe^{3+}$ (C-II); Brown Ring Test identifies $NO_3^-$ (D-I).