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Regarding oxygen the correct statements ...

Regarding oxygen the correct statements are
A) It is an important constituent of rocket fuels
B) It is used for artificial respriration
C) It is used in oxyacetylene welding.

A

A,B

B

A,C

C

B,C

D

A,B,C

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-REVISION EXERCISE -VIA GROUP ELEMENTS
  1. In the preparation of H(2) SO(4), by Constact process V (2) O(5) is u...

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  2. Which statement is correct ?

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  3. Which gas is used to imporve the atmosphere of crowded places ?

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  4. Ozonization of water is carried out to remove

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  5. C(12) H (12) O (11) overset(H(2) SO (4)) to H (2) O + A overset( H (2)...

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  6. All of the following decompose easily on heating to give O(2) except

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  7. In the preparaiton of O2 from KClO3, MnO2 acts as

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  8. Oxygen is liberated from water using

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  9. The gases absorbed by alkaline pyrogallol and turpentine oil respectiv...

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  10. Regarding oxygen the correct statements are A) It is an important co...

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  11. Concentratged H(2)SO(4) is not used to prepare HBr from KBr becaue it

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  12. Most acidic oxide in group VI is formed by

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  13. The element which evolves two gases on reacting with conc. H(2)SO(4) i...

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  14. H(2)SO(4) has very corrosive action on skin because

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  15. A student accidently splashes few drops of conc. H,SO, on his cotton s...

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  16. Sulphuric acid is used A) In petroleum refining B) In galvanising ...

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  17. Which reaction represents the oxidizing behaviour of H(2)SO(4) ?

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  18. Which substance chars when warmed with conc. H2SO4 ?

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  19. HCOOH reacts wihth conc. H(2)SO(4) to produce

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  20. Ozone oxidises iodide to

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