Question

define copper????????.????????????????????????????​

Answer 1

Copper

Chemical element

OVERVIEW

COMPOUNDS

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Copper is a chemical element with the symbol Cu and atomic number 29. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure copper has a pinkish-orange color.

Symbol: Cu

Electron configuration: [Ar] 3d¹⁰4s¹

Atomic mass: 63.546 u

Atomic number: 29

Density: 8.96 g/cm³ (Near room temperature)

Melting point: 1,085 °C

Copper compounds

Copper(II) oxide

Copper(I) oxide

Copper(I) chloride

Sulfide

Sulfuric acid

Hydroxide

Copper(II) hydroxide

Answer 2

Answer:

Copper (Cu), chemical element, a reddish, extremely ductile metal of Group 11 (Ib) of the periodic table that is an unusually good conductor of electricity and heat. ... Copper is found in the free metallic state in nature. This native copper was first used

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