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Day 186: MHT-CET Chemistry

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

  1. Question 1

    Halogen Derivatives of Alkanes. Asked once: 19 May 2026 S1 (same type asked 10 times) See all 10 of this type

    42
    When R-X is treated with KCN (alcoholic, heat), find the type of attack found, when the major product is formed in this reaction?

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  2. Question 2

    Coordination Compounds. Asked once: 19 Apr 2026 S1 (same type asked 10 times) See all 10 of this type

    35
    What type of hybridization is found in [Ni(Cl)4]2−[\mathrm{Ni(Cl)_4}]^{2-}?

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  3. Question 3

    Chemical Thermodynamics and Energetics. Asked once: 19 Apr 2026 S2 (same type asked 10 times) See all 10 of this type

    8
    Calculate the work done for the following reaction at 27 ∘C27\ ^\circ\mathrm{C} C2H4(g)+H2(g)⟶C2H6(g)\mathrm{C_2H_{4(g)} + H_{2(g)} \longrightarrow C_2H_{6(g)}} (R=8.314 JK−1mol−1)(R = 8.314\ \mathrm{JK^{-1}mol^{-1}})

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  4. Question 4

    Solid State. Asked once: 14 May 2026 S2 (same type asked 10 times) See all 10 of this type

    18
    The compound is formed of two different elements A and B. Atoms of B forms hcp structure and atoms of A occupy 2/3rd of octahedral voids. Calculate the formula of compound.

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  5. Question 5

    Chemical Kinetics. Asked once: 12 May 2026 S1 (same type asked 10 times) See all 10 of this type

    26
    In a reaction, 2A(g)→\mathrm{2A_{(g)} \rightarrow} Products, the rate law is r=k[A]2r = k[A]^2. Calculate the rate constant if the rate of reaction is 6.5×10−66.5 \times 10^{-6} mol L−1 S−1\mathrm{L^{-1}\,S^{-1}} and [A][A] is 2×10−32 \times 10^{-3} mol/L.

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