Banking Chemistry Environmental Chemistry Question Bank Environmental Pollution

  • question_answer Which of the following statements about polar stratosphere clouds (PSCs) is not correct?

    A)  PSCs do not react with chlorine nitrate and HCL  

    B)  Type I clouds are formed at about \[-\,77{}^\circ C\] and contain solid \[HN{{O}_{3}}.3{{H}_{2}}O\]

    C)  Type II clouds are formed at about \[-\,85{}^\circ C\]and contain some ice

    D)  A tight whirlpool of wind called Polar Vortex is formed which surrounds Antarctica

    Correct Answer: A

    Solution :

     PSCs react with chlorine nitrate and HCl to give HOCl and \[C{{l}_{2}}\].

adversite


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