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UPSC CAPF (AC) 2025 Paper I · Question 101

Question 101 of the UPSC CAPF (AC) 2025 Paper I (3 August 2025). Try it first, then open the answer and explanation.

  1. CAPF 2025 · P-I · Q101 · General Science · Chemistry

    Match List-I with List-II and select the answer using the code given below the Lists: List-I (Compound) List-II (Chemical Formula) A. Nitrolim 1. CO(NH₂)₂ B. Ammonium Nitrate 2. KNO₃ C. Urea 3. CaNCN D. Potassium Nitrate 4. NH₄NO₃

    1. A-1, B-4, C-3, D-2
    2. A-3, B-4, C-1, D-2
    3. A-3, B-2, C-1, D-4
    4. A-1, B-2, C-3, D-4

    सूची-I को सूची-II से सुमेलित कीजिए और सूचियों के नीचे दिए गए कूट का प्रयोग कर उत्तर चुनिए : सूची-I (यौगिक) सूची-II (रासायनिक सूत्र) A. नाइट्रोलिम 1. CO(NH₂)₂ B. अमोनियम नाइट्रेट 2. KNO₃ C. यूरिया 3. CaNCN D. पोटैशियम नाइट्रेट 4. NH₄NO₃

    1. A-1, B-4, C-3, D-2
    2. A-3, B-4, C-1, D-2
    3. A-3, B-2, C-1, D-4
    4. A-1, B-2, C-3, D-4
    Show answer

    Answer: (2) A-3, B-4, C-1, D-2

    उत्तर: (2) A-3, B-4, C-1, D-2

    Nitrolim is calcium cyanamide (CaNCN, sold mixed with carbon as a nitrogen fertiliser), ammonium nitrate is NH₄NO₃, urea is CO(NH₂)₂ and potassium nitrate is KNO₃. This gives A-3, B-4, C-1, D-2.

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