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Chemistry Test ...

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  • Question 1
    4 / -1

    The uncertainity found from the uncertainity principle (Δx.Δp = h / 4π) is

  • Question 2
    4 / -1

    The number of orbitals in any shell (n) is equal to

  • Question 3
    4 / -1

    The maximum number of 4f electrons having spin quantum number (-1/2) is

  • Question 4
    4 / -1

    The number of unpaired electrons in Cu+ (Z= 29) is

  • Question 5
    4 / -1

    The electrons present in K-shell of the atom will differ in

  • Question 6
    4 / -1

    Directions For Questions

    Consider the following statements. The d-orbitals have

    I. four lobes and two nodes

    II. four lobes and one node

    III. same sign in the opposite lobes

    IV. opposite sign in the opposite lobes

    ...view full instructions

    Which of the above statements are correct ? 

  • Question 7
    4 / -1

    Which of the following substances has the lowest boiling point?

  • Question 8
    4 / -1

    Which of the following is solid with highest melting point ?

  • Question 9
    4 / -1

    Out of the two compounds shown below, the vapour pressure of B at a particular temperature is expected to be

  • Question 10
    4 / -1

    In which of the following molecules, the central atom does not have sp3 hybridisation?

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