Easy
Write the chemical equations for the Mond process used for the refining of nickel.
- A$Ni + 4CO \xrightarrow{330-350 \ K} Ni(CO)_4$ and $Ni(CO)_4 \xrightarrow{450-470 \ K} Ni + 4CO$
- B$Ni + 2CO \xrightarrow{330-350 \ K} Ni(CO)_2$ and $Ni(CO)_2 \xrightarrow{450-470 \ K} Ni + 2CO$
- C$Ni + 4CO \xrightarrow{450-470 \ K} Ni(CO)_4$ and $Ni(CO)_4 \xrightarrow{330-350 \ K} Ni + 4CO$
- D$Ni + 2CO \xrightarrow{450-470 \ K} Ni(CO)_2$ and $Ni(CO)_2 \xrightarrow{330-350 \ K} Ni + 2CO$
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