-- card: 21979 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 14320
-- name: Cu


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Cu

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Copper

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29

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63.546

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1083.4

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2567

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8.96

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+1,+2

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(L. cuprum, island of Cyprus) Known since prehistoric times,supposedly  mined for 5000 years. Large deposits found in U.S., Chile, Zambia, Zaire, Peru and Canada. 

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reddish color, metallic luster, transition metal, malleable, ductile, good thermal and electrical conductor

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two alloys-brass and bronze- are used to make American coins as well as many other objects,money, gun metals,copper sulfate is used as an agricultural poison, and water purifier, solutions used in analytical chemistry (Fehling's solution) to test for sugar

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0.117

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Electron Configuration:

1s  2s  2p  3s  3p  3d  4s  4p  4d  4f  5s  5p  5d  5f  6s  6p  6d  6f  7s 
 2   2    6    2    6   10   1