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Acids Bases and...

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  • Question 1
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    Match the following


    Column (A)Column (B)
    (a)$$NaHCO_3$$(i)Caustic soda
    (b)$$Na_2CO_3.10H_2O$$(ii)Baking soda
    (c)$$NaOH$$(iii)Blue vitriol
    (d)$$CuSO_4\,. 5H_2O$$(iv)Washing soda

  • Question 2
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    _____ of acids are lower than that of bases.

  • Question 3
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    When zinc reacts with dilute $$NaOH,$$ the products formed are:

  • Question 4
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    Raw materials used in the manufacture of bleaching powder are :

  • Question 5
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    The pH of a compound is found to be $$9$$. The compound can be:

  • Question 6
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    Study the table carefully. Which of the above are correctly matched?

  • Question 7
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    A bottle of fire extinguishers contain $$H_2SO_4$$ and __________.

  • Question 8
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    Most of the metals combine with acids: 

  • Question 9
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    The constituent present in baking powder is:

  • Question 10
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    Chlorine, used for manufacturing bleaching powder, is obtained by

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