Home
Class 12
CHEMISTRY
Nitrates on treating with conc H2SO4 gi...

Nitrates on treating with conc `H_2SO_4` gives brown fumes due to :

A

`NO`

B

`NO_3^(-)`

C

`NO_2`

D

`N_2O_5`

Text Solution

Verified by Experts

The correct Answer is:
C
`2NaNO_2 + H_2SO_4 to Na_2SO_4 + H_2O + NO +underset("Brown fumes ")(NO_2)`
Promotional Banner

Topper's Solved these Questions

  • ALDEHYDES , KETONES AND CARBOXYLIC ACIDS

    MODERN PUBLICATION|Exercise Multiple Choice Questions ( Level - III )|10 Videos

  • BIOMOLECULES

    MODERN PUBLICATION|Exercise Recent Examination Questions|13 Videos

Similar Questions

Explore conceptually related problems

Acetone on treating with conc H_(2)SO_(4) gives

Ethylene glycol on heating with conc H_(2)SO_(4) gives

The reaction of HCOOH with conc. H_(2)SO_(4) gives

Chlorides react with conc. H_2SO_4 and evolve :

When KBr is treated with conc. H_2SO_4 a reddish brown gas is evolved. The gas coming out is

Based on the above isomer answer the following (A to F). Which isomers on dehydration with conc. H_2SO_4 give alkene which is capable to show geometrical isomerism ?

MODERN PUBLICATION-APPENDIX A-Multiple Choice Questions (Level-I)
  1. Green vitriol is :

    Text Solution

    |

  2. Which of the following does not give test with dil. and conc. H2SO4 ?

    Text Solution

    |

  3. Nitrates on treating with conc H2SO4 gives brown fumes due to :

    Text Solution

    |

  4. Lead salts react with K2CrO4 to give precipitates of :

    Text Solution

    |

  5. The colour of copper sulphide is :

    Text Solution

    |

  6. The equivalent weight of iodine in : I2 + 2SO2O3^(2-) to S4 O6^(2-) ...

    Text Solution

    |

  7. One litre of 16 M H2SO4 has been diluted to 100L. The normality of the...

    Text Solution

    |

  8. 0.45 g of an acid ( mol. Mass = 90 ) is neutralised by 20 mol of 0.5 N...

    Text Solution

    |

  9. Which one among the following pairs of ions cannot be separated by H2...

    Text Solution

    |

  10. Which of the following sulphate is insoluble in water ?

    Text Solution

    |

  11. Flame test is not given by :

    Text Solution

    |

  12. Blue coloured compound is obtained when :

    Text Solution

    |

  13. Which of the following has minimum solubility product ?

    Text Solution

    |

  14. Which of the following gas gives brown ppt. with Nessler's reagent ?

    Text Solution

    |

  15. Starch reacts with iodine to give :

    Text Solution

    |

  16. Ring test is performed for :

    Text Solution

    |

  17. The group reagent for group III is:

    Text Solution

    |

  18. As2S3 is soluble in yellow ammonium sulphide due to the formation o...

    Text Solution

    |

  19. Fe^(3+) ions react with potassium thiocyanide to give :

    Text Solution

    |

  20. Acidic solution of a salt produced deep blue colour with starch and p...

    Text Solution

    |