Observe the following reaction. This reaction represents:
$4 HCl + O_2 \xrightarrow[723 \ K]{CuCl_2} 2 Cl_2 + 2 H_2 O$

  • A
    van Arkel process
  • B
    Hall-Heroult process
  • C
    Serpeck's process
  • D
    Deacon's process

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