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CO(2) and N(2) are non-supporters of co...

`CO_(2) and N_(2)` are non-supporters of combustion. However, for putting out fires `CO_(2)` is preferred to `N_(2)` because `CO_(2)`

A

Does not combine with oxygen

B

Forms non-combustible products with burning substances

C

Is denser than nitrogen

D

Is more reactive gas

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-ELEMENTS OF CARBON FAMILY-OBJECTIVE EXERCISE - 2
  1. An acidic flux among the following is

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  2. Incorrect statement regarding CO2 is

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

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  4. Which of the following does not represent the correct resonance strutu...

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  5. PbCl(4) exists, but PbBr(4) and PbI(4) do not. This is because of

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  6. Which is not an allotrope of carbon ?

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  7. Layer structure is present in

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  8. Among group 14 elements, most acidic oxide is formed by

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  9. (A): Even though diamond is covalent, it has a high melting point (R...

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  10. Which of the following is true about fullerenes?

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  11. Identify the correct statement from the following I) Graphite is use...

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  12. Regarding diamond I) C-C bond length is 1.54Å II) It has least ref...

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  13. Which of the following is used as black pigment in black ink ?

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  14. The correct statement regarding Graphite is

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  15. The reaction that gives CO(2) as one of the products is

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  16. Mark the oxide which is amphoteric in character

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  17. Which one of the following elements reacts with steam?

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

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  19. The number of Pentagons and Hexagons, respectively in Co-Fullerence ar...

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  20. The hybridisation of C in diamond, graphite and ethyne is in the order

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