2. Sample Papers
  3. SSC

SSC Sample Paper SSC (Group-C) Sample Test Paper-6

  • question_answer
    Brass gets discoloured in air due to constant exposure In presence of:

    A)  Aluminium phosphide

    B)  Hydrogen sulphide

    C)  Hydrogenated wafers

    D)  Aluminium sulphide

    Correct Answer: B

    Solution :

     Brass gets discolored in air because of Hydrogen sulphide. Transition elements are coloured.  The brass is combination of \[Zn\]and\[Cu\]. But it is discolored due to hydrogen sulphide in air.        


You need to login to perform this action.
You will be redirected in 3 sec spinner