A mineral contain following tetrameric anion in which ●= Si ○=oxygen
Select correct option (s) about anion in mineral-
A. Formula of anion is `(SiO_(3))_(n)^(2n)` (where n=4)
B. The total 10 negative charges are present in this anion
C. It has three shared oxygen/corners and ten unshared oxygen/corners.
D. it is non polar
