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Chemistry Test ...

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  • Question 1
    4 / -1

    Which of the following processes does not involve either oxidation or reduction?

  • Question 2
    4 / -1

    A standard reduction electrode potentials of four metals are A = -0.250 V, B = -0.140 V, C = -0.126 V, D = -0.402 V The metal that displaces A from its aqueous solution is:

  • Question 3
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    Oxygen has an oxidation state of +2 in the compound

  • Question 4
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    The reduction potential values of M, N and O are +2.46 V, -1.13 V, -3.13 V respectively. Which of the following orders is correct regarding their reducing property?

  • Question 5
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    Alkaline medium inhibits the rusting of iron, because

  • Question 6
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    The number of moles of KMnO4 reduced by one mole of KI in alkaline medium is

  • Question 7
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    What is known as Autooxidation?

  • Question 8
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    Which of the following statements regarding sulphur is incorrect ?

  • Question 9
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    The number of types of bonds between two carbon atoms in calcium carbide is

  • Question 10
    4 / -1

    The oxidation process involves

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