Name: nuclear number 28         Symbol: Ni         Atomic number: 28         Atomic cant all over: 58.6934 (2) Minerals containing atomic number 28 note were of value for colouring glass green. The mineral theatrical role for colouring glass was called kupfernickel (false copper). Nickel was discovered by mogul Axel Frederik Cronstedt in 1751 in a mineral called niccolite. Apparently, he had examine to extract copper from this mineral hardly got n whizz at all, obtaining instead a white metal that he called nickel after the mineral from which it was extracted. ascertained by: Axel Fredrik Cronstedt Discovered at: Sweden Discovered when: 1751         Origin of name: From the German intelligence activity kupfernickel meaning Devils copper or St Nicholass (OLd Nicks) copper Fluorides         NiF2: nickel (II) fluoride Chlorides         NiCl2.6H2O: nickel (II) chlo ride 6-water         NiCl2: nickel (II) chloride Bromides         NiBr2: nickel (II) bromide Iodides         NiI2: nickel (II) iodide Oxides         NiO: nickel (II) oxide         Ni2O3: nickel (III) oxide Sulfides         NiS: nickel (II) sulphide         NiS2: nickel disulphide         Ni3S2: nickel sulphide Selenides         NiSe: nickel (II) selenide         Ground state negatron configuration: [Ar].3d8.4s2         Shell organize: 2.8.16.

2         Term symbol: 3F4 Melting back breaker! [/K]: 1728 [or 1455 °C (2651 °F)] Boiling point [/K]: 3186 [or 2913 °C (5275 °F)] (liquid come in: 1458 K) Density of unhurt [/kg m-3]: 8908 Year         Scientist(s)         Discovery Greek era         Democritus by convention bitter, by convention sweet, further in reality atoms and void 1704         Isaac Newton Proposed a robotic cosmea with small solid masses in motion. 1803         seat Dalton Proposed an atomic theory with spherical solid atoms based upon mensurable properties of mass. 1832         Michael Faraday Studied the put up of electricity on solutions, coined margin electrolysis as a dissever of molecules with electricity, developed laws of electrolysis. Faraday himself was not a proponent of atomism. 1859         J. Plucker         Built one of the first gas expend tubes (cathode ray tube). 1869         Dmitri Mendeleev Arranged elements into 7 groups with... If you want to know a full essay, order it on our website:
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