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Some physical properties of silicon are that it is dark gray in color, its phase is a solid, and has a metallic shine. Its boiling point is 2600 degrees Celsius. The physical properties of an element or substance are those that we can examine with our senses. These properties include melting point, hardness, conductivity, and density.

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9y ago
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12y ago

Some chemical properties of the silicon are:

- atomic number: 14

- atomic weight: [28,084; 28,086]

- place in the Periodic Table: group 14, period 3

- element category: metalloid

- electronegativity: 1,9 (after L. Pauling table) - an element not so reactive

- typical valence: 4

- react with halogens

- don't react with acids (an exception HF)

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11y ago

silicon is a shiny silvery solid it has a diaond like structure, the Si-Si bond is weaker than C-C bond , therefore the meltinf and boiling points are lower as compared to carbon.it is stable upto 1710 degree C

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14y ago

density

2.0-2.3 gm/cm3

electrical conductivity

varies widely

breakdown field

>1E7 V/cm in thermal oxides; can be as low as 1E6 V/cm in CVd oxides

thermal conductivity

0.01 W/cm K (bulk)

thermal diffusivity

0.009 cm2/sec (bulk)

coefficient of thermal expansion

0.5 ppm/ K [note Si thermal exp 2.3 ppm/K]

refractive index

1.46 [thermal oxide]

dielectric constant

3.9 [thermal oxide]; CVD oxides vary widely depending on H
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12y ago

See the link below

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11y ago

flexibility

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Q: What are properties of the element silicon?
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