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Question:

Basic unit of zeolite, mica, asbestos and feldspar is:

SiO_3^2-

SiO_4^4-

-(R|R|Si - O-)_n (R = Me)

SiO_2

Solution:

Correct option is B. SiO_4^4-
Basic unit of zeolite, mica, asbestos and feldspar is SiO_4^4-.