A. atomic number B. mass number C. atomic weight D. electron configuration 相关知识点: 试题来源: 解析 A。元素周期表中的元素是按照原子序数排列的。选项 B 质量数、选项 C 原子量和选项 D 电子构型都不是元素周期表排列的主要依据。反馈 收藏 ...
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...
PERIOD 1 1 IA 1.008 18 2 Group IUPAC 2 4 IIA 9.01 1 1 Group CAS IA 1.008 VIIIA 4 1 H Hydrogen 3 6.94 Atomic Number Atomic Mass Atomic Symbol 2 Li 11 Lithium 22.99 Be Beryllium 12 24.31 H Hydrogen Atomic Name Metal Alkaline Metal Alkaline Earth Metal Transition Metal Lanthanide ...
原子序数 - Atomic Number 质子数 - Proton Number 电荷数 - Charge Number 相对原子质量 - Relative Atomic Mass 标准原子量 - Standard Atomic Weight 电离能 - Ionisation Energy / Ionization Energy (英式/美式英语拼写不同) 电子亲合能 - Electron Affinity 电负性 - Electron egativity 基态- Ground State ...
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...
Answer to: Using the periodic table, write the atomic number and symbol of the following elements. a. Phosphorus: ___ ___ b. Zinc: ___...
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...
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...
This number became known as an element’s atomic number. 后来,这个数字被称为元素的原子序数。 Today, elements on the periodic table are arranged by atomic number, which gives a more accurate understanding of element properties. 如今,元素周期表上的元素是按原子序数排列的,这使人们对元素的性质有了...
Atomic mass unit, Avogadro constant and mole ; Atomic number ; Elementary particles ; Nucleosynthesis ; Periodic TableEarth's formation and geochemical evolution ; Elements: actinide series ; Elements: alkali and alkaline earth ; Elements: chalcophile ; Elements: distribution ; Elements...