Science  People  Locations  Timeline
Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Home > Nickel


 Contents
:This article is about the element nickel. See also nickel (U.S. coin) and nickel (Canadian coin) .


cobaltnickelcopper
Ni
Pd  
 
 
General
Name, Symbol, Number nickel, Ni, 28
Chemical series transition metals
Group, Period, Block 10, 4 , dThe d-block of the periodic table of elements consists of those periodic table groups that contain elements in which, in the atomic ground state, the highest-energy electron is in a d- orbital. The d-block elements are often also known as transition metal
DensityFor other meanings of density, see density (disambiguation Density (symbol: rho Greek: rho) is a measure of mass per unit of volume. The higher an object's density, the higher its mass per volume. The average density of an object equals its total mass div, Hardness 8908 kg/m³Kilogram per cubic metre is the SI measure of density and is represented as kg/m³, where kg stands for kilogram and m³ stands for cubic metre. The density of water is about 1000 kg/m³, since a cubic metre of water weighs about a tonne. kg/m³" is sometimes, 4.0
AppearanceFor alternative meanings, see color (disambiguation). visual arts. Color (or colour is a sensation which (in humans) derives from the ability of the fine structure of the eye to distinguish three differently filtered analyses of a view. The perception of lustrous, metallic
Atomic properties
Atomic weightIn reference to a certain isotope of a chemical element, atomic weight (more accurately relative atomic mass though also called simply atomic mass is the mass of one atom of the isotope expressed in units atomic mass unit amu) such that the Carbon-12 isot 58.6934 amuTo help compare different orders of magnitude we list here masses between 6. 02 amu and 60. 2 amu (10-26 kg and 10-25 kg). See also masses of other orders of magnitude. lighter masses 6. 941 amu atomic mass of lithium 44. 955910 amu atomic mass of scandiu
Atomic radiusAtomic radius is the distance from the atomic nucleus to the outmost stable electron orbital in a atom that is at equilibrium and is measured in picometers or Angstroms. Atomic radii are called covalent radii (a reference to the types of bonds formed) whe (calc.) 135 (149) pm
Covalent radius 121 pm
van der Waals radius 163 pm
Electron configuration [ Ar]3d84s2
e- 's per energy level 2, 8, 16, 2
Oxidation states ( Oxide) 2,3 (mildly basic)
Crystal structure cubic, face-centered
Physical properties
State of matter solid ( ferromagnetic)
Melting point 1728 K (2651 ° F)
Boiling point 3186 K (5275 °F)
Molar volume 6.59 ×10-6 m³/mol
Heat of vaporization 370.4 kJ/mol
Heat of fusion 17.47 kJ/mol
Vapor pressure 237 Pa at 1726 K
Velocity of sound 4970 m/s at 293.15 K
Miscellaneous
Electronegativity 1.91 ( Pauling scale)
Specific heat capacity 440 J/(kg·K)
Electrical conductivity 14.3 106/ (m· ohm)
Thermal conductivity 90.7 W/(m·K)
1st ionization potential 737.1 kJ/mol
2nd ionization potential 1753 kJ/mol
3rd ionization potential 3395 kJ/mol
4th ionization potential 5300 kJ/mol
Most stable isotopes
iso NA half-life DM DE M eV DP
56Ni {syn.} 6.077 days ε 2.136 56 Co
58Ni 68.077% Ni is stable with 30 neutrons
59Ni {syn.} 76000 years ε 1.072 59 Co
60Ni 26.233% Ni is stable with 32 neutrons
61Ni 1.14% Ni is stable with 33 neutrons
62Ni 3.634% Ni is stable with 34 neutrons
63Ni {syn.} 100.1 years β- 2.137 63 Cu
64Ni 0.926% Ni is stable with 36 neutrons
SI units & STP are used except where noted.

Nickel is a metallic chemical element in the periodic table that has the symbol Ni and atomic number 28.



Read more »

Non User