Match List-I (Naturally occurring substances) with List-II (Elements) and select the correct answer using the codes given the lists: List-I List-IIA. Diamond1. CalciumB. Marble2. SiliconC. Sand3. AluminiumD. Ruby4. CarbonCodes:
✓ Correct answer: d) A - 4; B- 1; C- 2; D-3
ExplanationA is matched with 4: Diamond is an allotrope of carbon where carbon atoms are arranged in a tetrahederal face- centered cubic crystal lattice.B is matched with 1: Marble is primarily composed of recrystallized carbonate minerals, most commonly calcite (calcium carbonate -CaCO₃) or dolomite (calcium magnesium carbonate- CaMg(CO3)2 C is matched with 2: Sand is primarily composed of silicon dioxide or silica (SiO₂), commonly known as quartz.Quartz is a crystalline mineral made of silicon and oxygen atoms.D is matched with 3: Ruby is a variety of the mineral corundum (Al₂O₃), with trace amounts of chromium giving it the pink to blood-red color.336
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