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Kremniy(Si)
Atom raqami 14
Koʻrinishi Amorf holatda -
jigarrang kukun,
kristall holatda — toʻq kul rang,
yaltiroq
Atom xossasi
Atom massasi
(molyar massasi)
28.0855 m. a. b. (g/mol)
Atom radiusi 132 pm
Ionlashish energiyasi
(birinchi elektron)
786.0(8.15) kJ/mol (eV)
Elektron konfiguratsiyasi [Ne] 3s2 3p2
Kimyoviy xossalari
Kovalentlik radiusi 111 pm
Ion radiusi 42 (+4e) 271 (-4e) pm
Elektrmanfiylik
(Poling boʻyicha)
1.90
Elektrod potensiali 0
Oksidlanish darajasi 4, −4
Termodinamik xossalari
Zichlik 2.33 g/sm³
Solishtirma issiqlik sigʻimi 19.8 J/(K·mol)
Issiqlik oʻtkazuvchanlik 149 Vt/(m·K)
Erish harorati 1688 K
Erish issiqligi 50.6 kJ/mol
Qaynash harorati 2623 K
Qaynash issiqligi 383 kJ/mol
Molyar hajm 12.1 sm³/mol
Kristall panjarasi
Panjara tuzilishi geksagonal
Panjara davri 5.430 Å
Panjara/atom nisbati n/a
Debay harorati 625.00 K
Kremniy - unsurlar davriy jadvalining 14 unsuri, metallmas.


BW Bewise Inc. Willy Chen willy@tool-tool.com bw@tool-tool.com www.tool-tool.com skype:willy_chen_bw mobile:0937-618-190 Head &Administration Office No.13,Shiang Shang 2nd St., West Chiu Taichung,Taiwan 40356 TEL:+886 4 24710048 / FAX:+886 4 2471 4839 N.Branch 5F,No.460,Fu Shin North Rd.,Taipei,Taiwan S.Branch No.24,Sec.1,Chia Pu East Rd.,Taipao City,Chiayi Hsien,Taiwan

Welcome to BW tool world! We are an experienced tool maker specialized in cutting tools. We focus on what you need and endeavor to research the best cutter to satisfy users demand. Our customers involve wide range of industries, like mold & die, aerospace, electronic, machinery, etc. We are professional expert in cutting field. We would like to solve every problem from you. Please feel free to contact us, its our pleasure to serve for you. BW product including: cutting toolaerospace tool .HSS Cutting toolCarbide end millsCarbide cutting toolNAS Cutting toolCarbide end millAerospace cutting tool、Фрезеры’Carbide drillHigh speed steelMilling cutterCVDD(Chemical Vapor Deposition Diamond )’PCBN (Polycrystalline Cubic Boron Nitride) ’Core drillTapered end millsCVD Diamond Tools Inserts’PCD Edge-Beveling Cutter(Golden Finger’PCD V-Cutter’PCD Wood tools’PCD Cutting tools’PCD Circular Saw Blade’PVDD End Mills’diamond tool ‘Single Crystal Diamond ‘Metric end millsMiniature end millsNAS986’DIN6537’DIN6537’NAS965’NAS907’NAS897’NAS937’DIN1837’DIN338’DIN340’DIN1897’DIN6539’DIN6529’DIN6527’DIN6528’DIN6535HA’DIN1833’DIN212’DIN850’DIN335’DIN334’DIN347’Специальные режущие инструменты Пустотелое сверло ‘Pilot reamerFraises’Fresas con mango’ PCD (Polycrystalline diamond) ‘Frese’Electronics cutterStep drillMetal cutting sawDouble margin drillGun barrelAngle milling cutterCarbide burrsCarbide tipped cutterChamfering toolIC card engraving cutterSide cutterNAS toolDIN toolSpecial toolMetal slitting sawsShell end millsSide and face milling cuttersSide chip clearance sawsLong end millsStub roughing end millsDovetail milling cuttersCarbide slot drillsCarbide torus cuttersAngel carbide end millsCarbide torus cuttersCarbide ball-nosed slot drillsMould cutterTool manufacturer.

Bewise Inc. www.tool-tool.com
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