1. reaction type: Station 2 1.Heat a piece of copper metal strongly in the Bunsen burner flame for about 30 seconds. Cu + O2 = CuO - Chemical Equation Balancer. Copper - Cu. This type of reaction also nearly always occurs in solution and can be represented by AX + BY --> AY + BX (A and B are cations, X and Y are anions). As a mineral, it is known as tenorite.It is a product of copper mining and the precursor to many other copper-containing products and chemical compounds. Reaction Information. Balanced Chemical Equation. Synthesis. All these reactions called composition. Balance the skeletal equation: Cu + O2 --> CuO This reaction takes place at a temperature of 300-500. Al + Cl 2 = AlCl 3. Swish around to make sure the Cu is fully covered by the solution. Mg + O 2 = MgO. Reaction Type. REACTIONS: 1. Cu + O2 = CuO. Good job! H 2 + O 2 = H 2 O. Ca + O 2 = CaO. if you are given the equation Cu + O2 → CuO. In chemistry experiments, this reaction can be sparked by heating copper with a burner, turning the original copper black. Reaction Type. COMBINATION REACTION. Copper - Cu. To... See full answer below. Discard the product in the solid waste can. Picture of reaction: Сoding to search: 2 CuS + 3 O2 cnd [ temp ] = 2 CuO + 2 SO2. Mg + Cl 2 = Mg Cl 2. Reactants. Add a small piece of Cu and observe resulting reaction (wait 1-2 minutes). In a double replacement reaction, one of the products formed is a precipitate (s), an insoluble gas (g), or water (l). A black solid, it is one of the two stable oxides of copper, the other being Cu 2 O or copper(I) oxide (cuprous oxide). Balance the chemical equation for this reaction: Cu + O2 ⎯⎯⎯→ CuO . Impurities: - copper sulfate. Our channel. 2 Cu + O 2 → 2 CuO. Synthesis. there are 2 oxygens on the left side of the eqation so you have to put two on right so Cu + O2 → 2CuO. Copper + Dioxygen = Copper(II) Oxide . Qualitative observations: Balanced equation: Cu + O2 ­­> CuO Copper(II) oxide or cupric oxide is the inorganic compound with the formula CuO. b. {eq}Cu + O_2 \rightarrow CuO{/eq} The reaction type here is combination because we are combining copper and oxygen to form copper oxide. a. Observations: The copper began to tarnish leaving black markings. 2.Remove the copper from the flame and note the change in appearance. Part A: For each of the chemical reactions that are listed below, balance the skeletal equation and state the type of chemical reaction. c. Determine the oxidation numbers of each atom on both sides of the equation. Balance the reaction of CuS + O2 = CuO + SO2 using this chemical equation balancer! now your oxygens are balanced but your copper is not so you must add a 2 in front of the Cu so 2Cu+O2→ 2CuO Find another reaction. The black copper oxide that is produced can be restored to original copper color through a reaction with hydrogen. 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