$A$ cyclic skeleton of silicon and oxygen can be constructed by the silicate ion composition:
- A$Si_2O_7^{4-}$
- B$Si_2O_5^{2-}$
- C$SiO_3^{2-}$
- D$SiO_4^{4-}$
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Similar Questions
Which of the following is $NOT$ a polymorphic form of silica $(SiO_2)$?
Carbon and germanium belong to the $14^{th}$ group. The maximum coordination number of carbon is less than germanium,because of
Choose the correct statement from the following with reference to the inert pair effect.
The number of non-ionisable protons present in the product $B$ obtained from the following reaction is:
$3C_{2}H_{5}OH + PCl_{3} \rightarrow 3C_{2}H_{5}Cl + H_{3}PO_{3} (A)$
$H_{3}PO_{3} + PCl_{3} \rightarrow H_{4}P_{2}O_{5} (B) + HCl$
$3C_{2}H_{5}OH + PCl_{3} \rightarrow 3C_{2}H_{5}Cl + H_{3}PO_{3} (A)$
$H_{3}PO_{3} + PCl_{3} \rightarrow H_{4}P_{2}O_{5} (B) + HCl$
Match the following and choose the correct code.
Material Application $A$. Silicones $i$. As a catalyst $ii$. Greases $B$. Zeolites $iii$. In surgical implants $iv$. As ion exchangers
| Material | Application |
|---|---|
| $A$. Silicones | $i$. As a catalyst |
| $ii$. Greases | |
| $B$. Zeolites | $iii$. In surgical implants |
| $iv$. As ion exchangers |
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