Molten copper is oxidized to copper(II) oxide when sprayed into an oxygen containing gas. Relevance. 5 years ago. 2 Answers. Copper(II) oxide is CuO. 5 years ago. View / Download. A black solid, it is one of the two stable oxides of copper, the other being Cu 2 O or cuprous oxide.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. When doing the reaction in a lab, manganese (IV) oxide is generally the preferred catalyst to use. Copper(II) oxide can be prepared pyrometallurigically by heating copper metal above 300 °C in air; preferably 800 °C is employed. Risk assessment information for copper metal, copper carbonate, copper(I) oxide, copper(II) oxide and copper(II) sulfide. It is one of the principal oxides of copper, the other being CuO or cupric oxide. Log in to reply to the answers Post; Mr.Mukherjee. In the body, the enzyme catalase is what catalyses the decomposition of hydrogen peroxide into water and oxygen gas. Lv 7. Synthesis of copper and copper(I) oxide nanoparticles by thermal decomposition of a new precursor The thermal decomposition of copper (II) oxalate revisited Emmanuel Lamprecht, Gareth M. Watkins and Michael E. Brown Abstract DSC, TG and TG-FT-IR, and XRPD have been used to examine the effects of supposedly inert atmospheres of argon and nitrogen on the mechanism of the thermal decomposition of copper(II) oxalate. Related Documents. :) Answer Save. So the unbalanced equation would be: CuO(s) - … Copper(I) oxide is found as the reddish mineral cuprite. Preparation. Chemistry problem: the decomposition of copper(I) oxide into its elements by heating? When binary compounds (compounds composed of only two elements) decompose, they produce their elements. This process happens in nearly every living organism, including bees. The reaction is: 2 Cu2O → 4 Cu + O2. Copper(II) oxide or cupric oxide is the inorganic compound with the formula CuO. copper(II) carbonate → copper(II) oxide + carbon dioxide CuCO 3 (s) → CuO(s) + CO 2 (g) The difficulty of this decomposition reaction depends on the reactivity of the metal in the metal carbonate. Steps/ explanation please! The compound can appear either yellow or red, depending on the size of the particles. Roger the Mole. 0 0 0. This red-coloured solid is a component of some antifouling paints. Copper(I) oxide or cuprous oxide is the inorganic compound with the formula Cu 2 O. Lv 6. Ignition of copper(II) nitrate trihydrate at about 100-200 °C produces a black oxide.