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Chemistry Test ...

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  • Question 1
    4 / -1

    The reaction is balanced if

    5H2O2 + xClO2 + 2OH- ⟶ xCl+ yO2  +  6H2O

  • Question 2
    4 / -1

    Consider the following reaction:

    The values of x, y, z in the reaction are respectively:

  • Question 3
    4 / -1

    H3BO3 is

  • Question 4
    4 / -1

    Boron compounds behave as Lewis acid because of

  • Question 5
    4 / -1

    The correct ionic radii order is

  • Question 6
    4 / -1

    Be and Mg have zero value of electron affinity, because

  • Question 7
    4 / -1

    Select the correct order of basic strength?

  • Question 8
    4 / -1

    Decomposition temperature of CaCO3(s) is approximately 900°C. Which of the following decompose below 900°C?

  • Question 9
    4 / -1

    Select the correct order of hydration energy of ions?

  • Question 10
    4 / -1

    Consider a Py orbital of an atom and identify correct statement.

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