The formula of the following chain silicate (pyroxene) can be represented as

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Q 2213412340.     The formula of the following chain silicate (pyroxene) can be represented as
A

(Si_3 O_9)^(6-)

B

(SiO_4)_n^(3n-)

C

(SiO_3)_n^(3n-)

D

(SiO_3)_n^(2n-)

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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