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Chemistry Test 66
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Chemistry Test 66
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  • Question 1/7
    4 / -1

    The energy required to break one mole of Cl − Cl bonds in Cl2 is 242 kJ mol−1,  The longest wavelength of light capable of breaking a single Cl−Cl bonds is

    ( c = 3 × 108 ms−1 and NA = 6.02 × 1023 mol−1)

  • Question 2/7
    4 / -1

    The reaction 2 ZnS + 3O2 → 2 ZnO +2 SO2 in the metallurgical process of zinc is called

  • Question 3/7
    4 / -1

    Which one of the following has an optical isomer?

  • Question 4/7
    4 / -1

    Which of the following decarboxylates most easily

  • Question 5/7
    4 / -1

    Chlorobenzene on treatment with sodium in dry ether gives diphenyl. The name of the reaction is

  • Question 6/7
    4 / -1

    Movement of colloidal particles under the influence of electrostatic field is

  • Question 7/7
    4 / -1

    The edge length of a face centered cubic cell of an ionic substance is 508 pm. If the radius of the cation is 110 pm, the radius of the anion is

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