periodic table of elements(元素周期表),简称periodic table(周期表)。 整个周期表根据元素价电子层排布方式被分为了五个大块的block(区): s-block,f-block,d-block,ds-block,p-block 这些区外,元素周期表还被人们划分为了更基本的“周期”与“族”。 中文课本上介绍周期表分区的配图 [来自网络] 1.1原子与...
Iron 101.07 45 Co Cobalt 102.91 46 Ni Nickel 106.42 47 Cu Copper 107.87 48 Zn Zinc 112.41 49 Ga Gallium 114.82 Ge Germanium 50 118.71 51 As Arsenic 121.76 Se Selenium 52 127.6 Br Bromine 53 126.9 Kr Krypton 54 131.29 5 Rb Rubidium 55 132.91 Sr Strontium 56 137.33 Y Zr Nb Niobium 73 ...
1 1 2.20 1 -1 Hydrogen 1.00794 H1 IA Prof Mokeur's Periodic Table 2 18 VIIIA 4.002602 He 2 2 6.941 0.98 1 Lithium Li 3 9.012182 1.57 Beryllium Be 4 IIA Symbol 2 Electronegativity Name 3 4 5 6 1.00794 1 2.20 H1 Atomic number Relative atomic mass Oxidation number 8 9 10 11 12 13...
periodic_table PeriodicTableoftheElements Writtenby:BillByles-bylesb@internet4classrooms.com Selectanelement (=Internetlink)Name:HydrogenSymbol:HAtomicNumber:1AtomicMass:1.00794amuMeltingPoint:-259.14°C(14.009985°K,-434.45203°F)BoilingPoint:-252.87°C(20.280005°K,-423.166°F)Name:Helium...
Periodic Table Gifts & Novelties One gram of 99.9% pure gold[$115-120 at APMEX] Unique Metals sell a range of 1 pound metal bullion bars that make great paperweights:- Copper Bullion[$22.95] Titanium bullion[$54.95] Iron bullion[$24.95] ...
PERIOD 1 IA 18 VIIIA 1 1.008 2 4 1 H Group IUPAC Group CAS Metal Semi Metal Non Metal He Alkaline Metal Chalcogens Element Hydrogen 2 IIA 1 IA Alkaline Earth Metal Halogens Element 13 IIIA 14 IVA 15 VA 16 VIA 17 VIIA Helium 3 6.94 4 9.01 Atomic Number 1 1.008 Atomic Mass Transiti...
PeriodicTableoftheElements Selectanelement (=Internetlink)Name:HydrogenSymbol:HAtomicNumber:1AtomicMass:1.00794amuMeltingPoint:-259.14°C(14.009985°K,-434.45203°F)BoilingPoint:-252.87°C(20.280005°K,-423.166°F)Name:HeliumSymbol:HeAtomicNumber:2AtomicMass:4.002602amuMeltingPoint:-272.0°C...
Name: iron Symbol: Fe Atomic number: 26 Relative atomic mass (Ar): 55.845 (2) Standard state: solid at 298 K Appearance: lustrous, metallic, greyish tinge Classification: Metallic Group in periodic table: 8 Group name: (none) Period in periodic table: 4 ...
The Periodic Table of Elements 1 HYDROGEN H 1 7 6 4 BERYLLIUM 3 LITHIUM Li 23 Be 9 24 CARBON C 12 23 Atomic Number = Number of Protons = Number of Electrons Chemical Symbol Chemical Name Atomic Weight = Number of Protons + Number of Neutrons* 5 6 2 BORON B 11 27 CARBON C 12 28...
Iron has fewer orbits compared to Hassium, which means that its electrons are closer to the nucleus and experience a stronger attraction. This results in a smaller atomic size for iron compared to Hassium. Rate this question: 15. The element with the lowest ionization energy periodic table ...