cuprous


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cuprous

(kyo͞o`prəs), coppercopper,
metallic chemical element; symbol Cu [Lat. cuprum=copper]; at. no. 29; at. wt. 63.546; m.p. 1,083.4°C;; b.p. 2,567°C;; sp. gr. 8.96 at 20°C;; valence +1 or +2. Copper and some of its alloys have been used by humanity since the Bronze Age.
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 in the +1 valencevalence,
combining capacity of an atom expressed as the number of single bonds the atom can form or the number of electrons an element gives up or accepts when reacting to form a compound.
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 state.
References in periodicals archive ?
Tao, "Electrochemically deposited p-n homojunction cuprous oxide solar cells," Solar Energy Materials and Solar Cells, vol.
The Cu 2p3/2 peak cannot be used to differentiate between Cu metal and cuprous oxide due to the small chemical shift between the two.
When silver is melted it takes up oxygen about 22 times its own volume and the copper that is usually alloyed with it also introduces more oxygen in the form of cuprous oxide.
The only supplementary additive is tolytriazole, maintained at approximately 5 to 10 parts per million for corrosion protection of cuprous metal (copper and copper alloys).
The presence of dissolved oxygen or of sparged air bubbles together with media components, such as transition metal ions including cuprous (Cu+1) or ferrous (Fe+2) ions, can give rise to damaging ROS.
The process involves using a light-sensitive semi-conducting material such as cuprous oxide to provide the current needed to fuel the reaction.
A large number use the inorganic compound cuprous oxide.
NRW's goal was to create awareness of the need to minimize the use of sloughing, ablative and cuprous oxide (copper) bottom paints, and the end result has been overwhelming.
The Norilsk Concentrator processes all disseminated and cuprous ores from the Oktyabr and Talnakh deposits, as well as reserved pyrrhotite concentrates to produce nickel and copper concentrates (Norilsk Nickel, 2008).