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Chemistry Test ...

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  • Question 1
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    The outer orbitals of C in ethene molecule can be considered to be hybridized to give three equivalent sp² orbitals. The total number of sigma (s) and pi (p) bonds in ethene molecule is

  • Question 2
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    Which of the following is a linear molecule?

  • Question 3
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    Which of the following will have the lowest boiling point?

  • Question 4
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    Among the following the maximum covalent character is shown by the compound

  • Question 5
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    An atom of an element A has three electrons in its outermost orbit and that of B has six electrons in its outermost orbit. The formula of the compound between these two will be

  • Question 6
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    The bond length between hybridised carbon atom and other carbon atom is minimum in

  • Question 7
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    Which of the following reactions is a decomposition redox reaction?

  • Question 8
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    What is the change in oxidation number of carbon in the following reaction?

    CH4(g) + 4Cl2(g) → CCl4(l) + 4HCl(g)

  • Question 9
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    The correct option for a redox couple is:

  • Question 10
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    Directions For Questions

    Which of the following reactions are disproportionation reaction?

    (a) 2Cu+ → Cu2+ + Cu0
    (b) 3MnO42+ + 4H+ → 2MnO4- + MnO2 + 2H2O
    (c) 2KMnO4 ⟶Δ K2MnO4 + MnO2 + O2
    (d) 2MnO4- + 3Mn2+ + 2H2O → 5MnO2 + 4H

    ...view full instructions

    Select the correct option from the following :

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