ケイ素 (Si) - 14 on the Periodic Table | 周期表

Standard IUPAC: ケイ素 • Symbol: Si • Atomic Mass: 28.085 u

クイックファクトシート: ケイ素 (symbol Si, atomic number 14) is element 14 on the periodic table of elements. It has a standard atomic weight of 28.085 u and an electron configuration of [Ne] 3s2 3p2. On the periodic table, ケイ素 is classified in period 3 and group Main.

1. Periodic Table Position of ケイ素 (14 on the Periodic Table)

Element ケイ素 has atomic number Z = 14, meaning it contains 14 protons in its atomic nucleus and 14 electrons in its neutral state. On the standard periodic table of elements, ケイ素 is located in period 3 and group Main.

2. Electron Configuration & Oxidation States (ケイ素 Charges & Configuration)

Full Electron Configuration: [Ne] 3s2 3p2

Common Oxidation States (Charges): -4c,-3,-2,-1,1,2,3,4c

3. Physical Properties & Atomic Mass (ケイ素 Atomic Mass)

Element ケイ素 has a standard atomic weight of 28.085 u. Its melting point is 1687. K and boiling point is 3173. K. The Pauling electronegativity value is 1.90.

Comprehensive chemical properties and data for Silicon (Si, Z=14).

Explore interactive 3D electron orbitals, isotopes, and properties on the periodic table: Open on Interactive Table 🚀

4. Related Elements in the Same Chemical Family

B (Z=5) Ge (Z=32) As (Z=33) Sb (Z=51) Te (Z=52) At (Z=85)

5. Frequently Asked Questions about ケイ素 (FAQ)

What is the chemical symbol and atomic number of ケイ素?

The chemical symbol of ケイ素 is Si and its atomic number is 14.

What is the atomic mass and electron configuration of ケイ素?

ケイ素 has a standard atomic mass of 28.085 u and ground-state electron configuration of [Ne] 3s2 3p2.

What periodic table group and period does ケイ素 belong to?

ケイ素 is located in period 3 and group Main on the periodic table of elements.

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