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  2. Copper–chlorine cycle - Wikipedia

    en.wikipedia.org/wiki/Copperchlorine_cycle

    The copper – chlorine cycle (Cu–Cl cycle) is a four-step thermochemical cycle for the production of hydrogen. The Cu–Cl cycle is a hybrid process that employs both thermochemical and electrolysis steps.

  3. Copper (II) chloride - Wikipedia

    en.wikipedia.org/wiki/Copper(II)_chloride

    Copper (II) chloride is used as a catalyst in a variety of processes that produce chlorine by oxychlorination. The Deacon process takes place at about 400 to 450 °C in the presence of a copper chloride: [8] 4 HCl + O2 → 2 Cl2 + 2 H2O. Copper (II) chloride catalyzes the chlorination in the production of vinyl chloride and dichloromethane.

  4. Copper (I) chloride - Wikipedia

    en.wikipedia.org/wiki/Copper(I)_chloride

    Copper (I) chloride, commonly called cuprous chloride, is the lower chloride of copper, with the formula CuCl. The substance is a white solid sparingly soluble in water, but very soluble in concentrated hydrochloric acid.

  5. Wacker process - Wikipedia

    en.wikipedia.org/wiki/Wacker_process

    The Wacker process or the Hoechst-Wacker process (named after the chemical companies of the same name) refers to the oxidation of ethylene to acetaldehyde in the presence of palladium (II) chloride and copper (II) chloride as the catalyst. [1] This chemical reaction was one of the first homogeneous catalysis with organopalladium chemistry ...

  6. Transition metal chloride complex - Wikipedia

    en.wikipedia.org/wiki/Transition_metal_chloride...

    In chemistry, a transition metal chloride complex is a coordination complex that consists of a transition metal coordinated to one or more chloride ligand. The class of complexes is extensive. [1]

  7. Single displacement reaction - Wikipedia

    en.wikipedia.org/wiki/Single_displacement_reaction

    A single-displacement reaction, also known as single replacement reaction or exchange reaction, is an archaic concept in chemistry. It describes the stoichiometry of some chemical reactions in which one element or ligand is replaced by atom or group. [1][2][3]

  8. Half-reaction - Wikipedia

    en.wikipedia.org/wiki/Half-reaction

    In chemistry, a half reaction (or half-cell reaction) is either the oxidation or reduction reaction component of a redox reaction. A half reaction is obtained by considering the change in oxidation states of individual substances involved in the redox reaction. Often, the concept of half reactions is used to describe what occurs in an ...

  9. Copper compounds - Wikipedia

    en.wikipedia.org/wiki/Copper_compounds

    Copper forms a rich variety of compounds, usually with oxidation states +1 and +2, which are often called cuprous and cupric, respectively. [1] Copper compounds, whether organic complexes or organometallics, promote or catalyse numerous chemical and biological processes. [2]