The equation 2Hg2Cl2 -> 4Hg + Cl2

  1. Detailed information about the equation 2Hg2Cl2 -> 4Hg + Cl2 ->
    The equation represents the decomposition process of the compound Hg2Cl2 (mercury(I) chloride or also known as calomel). When exposed to heat or light, Hg2Cl2 decomposes into mercury and chlorine gas.

  2. Reaction conditions
    The conditions necessary for this reaction to occur are the provision of heat or light.

  3. Reaction Process
    When Hg2Cl2 is heated or exposed to strong light, it decomposes into mercury and chlorine gas. This reaction is a decomposition reaction.

  4. Phenomena Occurring
    During the reaction process, Hg2Cl2 will change from solid to gaseous form. The original white compound will gradually disappear, replaced by the appearance of mercury in the form of gray powder and pale yellow chlorine gas.

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