Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Element – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium
Following are the examples of silicate minerals (I) Zircon, $\mathrm{ZrSiO}_{4}$ (II) Beryl, $\mathrm{Be}_{3} \mathrm{Al}_{2} \mathrm{Si}_{6} \mathrm{O}_{18}$ (III) Pyrophyllite, $\mathrm{Al}_{2}(\mathrm{OH})_{2}\left[\left(\mathrm{Si}_{2} \mathrm{O}_{5}\right)_{2}\right]$ The correct structural description of the minerals is
(a)I-ortho silicate, II-Cyclic silicate and III-Sheet silicate
(b)I-ortho silicate, II-Sheet silicate and III-Cyclic silicate
(c)I-Cyclic silicate, II-Sheet silicate and III-Ortho silicate
(d)I-Sheet silicate, II-Ortho silicate and III-Cyclic silicate
Answer
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