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A colourless gas which burns with blue f...

A colourless gas which burns with blue flame and reduction `Cuo` to `Cu` is.

A

` N_2`

B

`CO`

C

`CO_2`

D

`NO_2`

Text Solution

Verified by Experts

The correct Answer is:
B
`CuO+CO rarr Cu + CO_2`.
`CO` burns with a blue falme.
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CENGAGE CHEMISTRY ENGLISH-P-BLOCK GROUP 14 - CARBON FAMILY-Exercises (Single Correct)
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  6. In CH4, valency of carbon is four . Valency of carbon in acetylene is...

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  7. Generally, non-metals are not conductors of electricity. Which of th...

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  8. Carbon shows tetravalency due to .

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  9. The specties present in slution when CO2 is dissolved in water are :

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  10. The element which forms only one hydride is :

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  11. In the grouns state carbon atom has how many unpaired electron ?

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  12. A when added to silica gives B. A and (B) are :

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

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  14. The corrrect order of C-O bond length among CO, CO3^(2-), CO2 is

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  15. Which of the following has least tendency to undergo catenation ?

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  16. which of the following statement is not correct ?

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  17. On heating Pb(NO3)2 the products formed ate :

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  18. The product of the following reaction are :

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  19. in silicon dioxide :

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  20. In the manufacture fo glass , the addition fo MnO2 gives ,

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