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Chemistry Test ...

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  • Question 1
    3 / -1

    If an alkyl halide reacts with alcoholic ammonia in a sealed tube, the product formed will be

  • Question 2
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    C-H bond energy is about 101 kcal/mol for methane, ethane and other alkanes, but is only 77 kcal/mol for C-H bond of CH3 in toluene. This is because

  • Question 3
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    The concentration of reactant changes from 0.06 mol L-1 to 0.05 mol L-1 in 25 minutes. Calculate the average rate of reaction.

  • Question 4
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    For synthesis of 1-butene, CH3MgI should be treated with

  • Question 5
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    Thermite is a mixture of

  • Question 6
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    In amino acid synthesis, acetyl chloride is used in the protection of _______ group.

  • Question 7
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    Which of the following group of elements are called chalcophiles?

  • Question 8
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    Addition of HCl to vinyl chloride gives 1,1–dichloroethane because of

  • Question 9
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    Acetaldehyde gives orange coloured precipitate on treatment with

  • Question 10
    3 / -1

    Highly reactive metals (like K, Na, Ca, Mg, Al) are extracted by

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