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Day 179: MHT-CET Chemistry

5 questions. Try each one first, then open its answer.

  1. Question 1

    Chemical Bonding and Molecular Structure. Asked once: 13 May 2026 S1 (same type asked 16 times) See all 16 of this type

    3
    What is the shape of ClF3\mathrm{ClF_3} according to VSEPR theory ?

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  2. Question 2

    Ionic Equilibria. Asked once: 15 May 2026 S1 (same type asked 16 times) See all 16 of this type

    9
    Calculate the pH of buffer solution containing 0.020.02 M weak acid and 0.040.04 M its salt with a strong base. [Ka=7.2×10−4K_a = 7.2 \times 10^{-4}]

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  3. Question 3

    Chemical Kinetics. Asked once: 19 Apr 2026 S1 (same type asked 16 times) See all 16 of this type

    28
    A first order reaction take 3030 minutes for 75%75\% decomposition, calculate its rate constant ?

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  4. Question 4

    Chemical Kinetics. Asked once: 9 May 2024 S2 (same type asked 16 times) See all 16 of this type

    62
    The rate law for the reaction A+B→productA + B \to \text{product} is given by rate =k[A][B]= k[A][B]. Calculate [A] if rate of reaction and rate constant are 0.25 mol dm−3^{-3} s−1^{-1} and 6.25 mol−1^{-1} dm³ s−1^{-1} respectively, [B]=0.25[B] = 0.25 mol dm−3^{-3}.

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  5. Question 5

    Biomolecules. Asked once: 25 Apr 2025 S2 (same type asked 16 times) See all 16 of this type

    78
    What type of glycosidic linkages are present in amylose?

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