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Analytical Chemistry Test - 2

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Analytical Chemistry Test - 2
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Weekly Quiz Competition
  • Question 1
    4 / -1

    In borax bead test, which of the following compound is formed?

    Solution

     

  • Question 2
    4 / -1

    The alkaline earth metal that imparts apple green colour to the bunsen flame when introduced in it in the form of its chloride is:

    Solution

    Ba2+ imparts green colour to the flame.

     

  • Question 3
    4 / -1

    On mixing two colourless gases, a deep brown colour is observed. The gases are:

    Solution

     

  • Question 4
    4 / -1

    The metal that does not give the borax bead test is:

    Solution

    Metals which form basic compounds and have coloured salts give the borax bead test.

     

  • Question 5
    4 / -1

    Which one of the following salt give green coloured flame when the salt is tested by Pt wire:

    Solution

    Barium salt gives green coloured flame as it has low ionization energy

     

  • Question 6
    4 / -1

    Sodium sulphite on heating with dilute HCl liberates a gas which:

    Solution

     

  • Question 7
    4 / -1

    Which of the following salt gives white precipitate with AgNO3 solution and dil. H2SO4 solution and gives green flame test?

    Solution

    Flame colour of Ba salt is green

     

  • Question 8
    4 / -1

    Blue borax bead is obtained with:

    Solution

     

  • Question 9
    4 / -1

    In laboratory burners, we use:

    Solution

    In laboratory burners, oil gas is generally used. Oil gas is mixture of CH4 +  CO +  CO2 + H2

     

  • Question 10
    4 / -1

    Which BLUE LIQUID is obtained on reacting equimolar amounts of two gases at −30°C?

    Solution

     

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