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Which is/are true statement(s) about sil...

Which is/are true statement(s) about silicones ?

A

They are repeating units `(SiO_(4))` in silicates

B

They are synthetic polymers containing repeated `R_(2)SiO_(2)` units

C

They are formed by hydrolysis of `R_(2)SiCl_(2)` units

D

None is correct

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The correct Answer is:
B, C
`N//A`
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BANSAL-P BLOCK ELEMENTS-Exercise 1
  1. Which is/are true statement(s) about silicones ?

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  2. Which ten is boiled with alkali solution, the product is -

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  3. Sindoor used by women is an oxide of lead with the formula -

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  4. Which is not true about borax ?

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  5. An inorganic compound (A) made of two most occuring elements into the ...

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  6. When KHSO(4) is added into a concentrated solution of H(2)SO(4) the ac...

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  7. Which of the following molucules can show Lewis acidity. (I) CO(2), ...

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  8. When conc. H(2)SO(4) was teated with K(4)[Fe(CN)(6)], CO gas was evolv...

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  9. Dangling valency is not exhibited by which of the following allotrope ...

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  10. RCIunderset(Si)overset(cu-powder)toR(2)SiCL(2)overset(H(2)O)toR(2)Si(O...

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  11. The coordination number of AlCl(3) in their solid, solid liquid and ga...

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  12. In which of the following hybridisation state of the central atom woul...

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  13. Select the pair of molecules in which bond angle of both molecules are...

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  14. Choose the correct sequence for the geometry of the given molecules ...

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  15. Compound (X) is

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  16. The correct sequence of polarity of the following molecule (1) Ben...

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  17. Which one of the following statements is not true regarding diborane?

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  18. In which of the following silicates, only two corners per tetrahedron ...

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  19. Lead pipes are not suitable for drinking water because :

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  20. Suppose you have to determine the percentage of carbon dioxide in a sa...

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