Looking for classes? Ksquare Career Institute, Bengaluru →
Match List-I (Ores) with List-II (Composition).
Column I
- A. Haematite
- B. Magnetite
- C. Calamine
- D. Kaolinite
Column II
- I. $Fe_3O_4$
- II. $ZnCO_3$
- III. $Fe_2O_3$
- IV. $[Al_2(OH)_4Si_2O_5]$
Correct answer: A → III, B → I, C → II, D → IV
Detailed Solution
Haematite – $Fe_2O_3$
Magnetite – $Fe_3O_4$
Calamine – $ZnCO_3$
Kaolinite – $[Al_2(OH)_4Si_2O_5]$
Correct match: A-III, B-I, C-II, D-IV.