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SiO(2) is solid while CO(2) is a gas at ...

`SiO_(2)` is solid while `CO_(2)` is a gas at ordinary temperature. Explain. 

A

`SiO_(2)` contains weak vander Waal attraction while `CO_(2)` contains strong covalent bonds

B

Solid `SiO_2` has a three dimensional net work structure whereas `CO_(2)` contains discrete molecules.

C

Both contain strong covalent bonds

D

Both contain weak vander Waal attraction

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The correct Answer is:
B
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AAKASH SERIES-REVISION EXERCISE -ELEMENTS OF CARBON FAMILY
  1. The element with the least density among IVA group elements is

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  2. Silica is insoluble

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  3. SiO(2) is solid while CO(2) is a gas at ordinary temperature. Explain.

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  4. The hybrid orbitals with 33.33% s-character are involved in the bondin...

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  5. CO2 is used for extinguishing fire because

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  6. Correct statements regarding silicones are a) They are used in the...

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  7. Strongest oxidant among the following is

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  8. The allotropic forms of carbon showing conductivity are

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  9. L(1) is the length between two adjacent carbon atoms in a layer and L...

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  10. Which of the following decomposes steam to form dioxide and dihydrogen...

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  11. An acidic flux among the following is

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  12. What is the covalency of silicon in H(2)SiF(6)?

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  13. {:("List -1 " ,"List -2 "),("A) IVA group", "1) Amorphous"),("B) Tridy...

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  14. Incorrect statement regarding CO2 is

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  15. Among the following substituted silanes the one which will give rise t...

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  16. Silicones are used as water proof materials because they have

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  17. When some of Si^(+4) in frame work silicates are replaced by Al^(+3) ...

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  18. The main common constituent of producer gas and water gas is

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  19. The structure and hybridisation of Si(CH(3))(4) is ,

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  20. CO(2) and N(2) are non-supporters of combustion. However, for putting...

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