Question

what are silicones how are they obtained​

Answer 1

Answer:

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Explanation:

Silicones are prepared by the hydrolysis of alkyl or aryl substituted silicon halides. Alkyl or aryl substituted silicon halides are prepared by passing gaseous alkyl or aryl halide over an alloy of copper and silicon at 300°C. The hydrolysis of dimethyldichlorosilane gives dimethyl silanol.

Answer 2

Answer:

silicons are small units present in sand particles .silicon atomic number is 14 it's atomic weight is 28.5

these are used in preparation of

microchips,diodes or any other electrical appliances