Railways R.R.C. (Patna) Solved Paper Held on 1st_Shift 23-11-2014

  • question_answer
    The chemical formula of 'Heavy Water', used in Nuclear Reactor is?

    A) \[{{H}_{2}}O\]            

    B) \[{{H}_{2}}{{O}_{2}}\]

    C) \[{{D}_{2}}{{O}_{2}}\]                      

    D) \[{{D}_{2}}O\]

    Correct Answer: D


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