The basic structural unit of silicates is:

The basic structural unit of silicates is:
A $SiO_4^{2-}$
B $SiO^-$
C $SiO_4^{4-}$
D $SiO_3^{2-}$

Detailed Solution

Silicates are salts of silicic acid, $H_4SiO_4$.
$Si(OH)_4 \xrightarrow{-4H^+} SiO_4^{4-}$ (silicate ion, tetrahedral)

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Practise Silicates All 2 questions This chapter in 2013 NEET