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Two tetravalent elements A and B form di...

Two tetravalent elements A and B form dioxides. Both react with NaOH to form similar salts. `lfloorOAO` is `180^@` .lfloor `ul(OBO)` is `109^(@)28^(1)` . Both are acidic in nature. A and B are respectively

A

C and S

B

S and Si

C

C and Si

D

Si and C

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The correct Answer is:
C
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AAKASH SERIES-ELEMENTS OF CARBON FAMILY-OBJECTIVE EXERCISE - 2
  1. The C-O bond order in CO and CO(2) respectively

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  2. The high poisonous nature of CO is due to its

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  3. Carboxy haemoglobin is times more stable than oxyhaemoglobin

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  4. Which of the following statements is correct?

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  5. A colourless gas which burns with blue flame and reduces CuO to Cu is

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  6. Maximum covalency exhibited by Carbon and Silicon respectively are

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  7. Two tetravalent elements A and B form dioxides. Both react with NaOH ...

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

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  9. Carbon can not expand its valency beyond 4, because

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

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

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

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

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  14. How many comers of SiO(4) units are shared in the formation of three d...

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  15. The zeolite used to convert alcohols directly into gasoline is

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  16. Silicones contain silicon strongly bonded to and atoms.

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  17. Silicones are used

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  18. Zeolites are used as 1) ion exchangers 2) molecular sieves 3) w...

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  19. The empirical formula of silicones is analogous to

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  20. What is the catalyst used in the following reaction? 2CH(3)Cl+Sioverse...

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