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Pure nitrogen can be prepared from...

Pure nitrogen can be prepared from

A

`NH_(4)OH`

B

`NH_(4)NO_(2)`

C

`Ba(NO_(3))_(2)`

D

`Ca_(3)N_(2)`

Text Solution

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The correct Answer is:
B
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-MOCK TEST 4-MCQs
  1. The stability of +1 oxidation state increases in the sequence :

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  2. The solid PCl(5) exists as

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  3. Which ore contains both iron and copper?

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  4. Which of the following bonds has the least energy?

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  5. Pure nitrogen can be prepared from

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  6. Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on hyd...

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  7. The complex [Co(NH(3))(5)Br] SO(4) will give white precipitate with

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  8. Which of the following is not true?

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  9. Calomel reacts with NH(4)OH to give

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  10. On heating K(2)Cr(2)O(7) with NaCl and conc. H(2)SO(4), the gas libera...

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  11. The geometry of Ni(CO(4)) and Ni(PPh(3))(2)Cl(2) are

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  12. Which of the following transition metal shows the highest oxidation st...

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  13. In the reaction , CH(3)-underset(Br)underset(|)(CH)-CH(3)overset(alc...

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  14. Components of alloy 'Invar' are

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  15. Central atom is sp^(3)d-hydridised in

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  16. Arrange the following compounds in increasing order of their boiling p...

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  17. Metal carbonates decompose on heating to give metal oxide and carbon d...

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  18. Which of the following is halogen exchange reaction?

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  19. sigma-complex formed in the chlorination of benzene is

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  20. Which of the following is not the mechanism of Cannizzaro reaction ? ...

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