RAJASTHAN PMT Rajasthan - PMT Solved Paper-2004

  • question_answer
    Which change is involved in the extraction of metal from metal oxide?

    A)  Free energy change and pressure

    B)  Free energy change and temperature

    C)  Free energy change and concentration

    D)  Free energy change and volume

    Correct Answer: B

    Solution :

    \[MO\xrightarrow{\Delta }M+{{O}_{2}}\] This process always involves change in free energy and temperature.


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