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Chemistry Test 162
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  • Question 1/10
    4 / -1

    The favourable conditions for a spontaneous reaction are

  • Question 2/10
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    For the following reaction in gaseous phase

  • Question 3/10
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    Amongst the following, identify the species with an atom in + 6 oxidation state:

  • Question 4/10
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    Which of the following is not a use of dihydrogen?

  • Question 5/10
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    All of the following substances react with water. The pair that gives the same gaseous product is

  • Question 6/10
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    Soldiers of Napolean army while at alps during freezing winter suffered a serious problem as regards to the tin buttons of their uniforms. White metallic tin buttons got converted to grey powder. This transformation is related to

  • Question 7/10
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    In Duma's method for estimation of nitrogen, 0.25 g of an organic compound gave 40 mL of nitrogen collected at 300 K temperature and 725 mm pressure. If the aqueous tension at 300 K is 25 mm, the percentage of nitrogen in the compound is:

  • Question 8/10
    4 / -1

    Acid catalyzed hydration of alkenes except ethene leads to the formation of

  • Question 9/10
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    B.O.D. test or biochemical oxygen demand test is made for measuring

  • Question 10/10
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