Home
Class 12
CHEMISTRY
When HNO(3) is dropped into the palm and...

When `HNO_(3)` is dropped into the palm and washed with water, it turns into yellow. It shows the presence of

A

`NO_(2)`

B

`H_(2)`

C

`NO`

D

`N_(2)O_(5)`

Text Solution

Verified by Experts

The correct Answer is:
D
Nitric acid turns the skin yellow because it reacts with protein giving a yellow compound called xanthoprotein.
Promotional Banner

Topper's Solved these Questions

  • P BLOCK ELEMENTS ( GROUP 15,16,17,18)

    A2Z|Exercise Compounds Of Phosphorus (Group15)|29 Videos

  • P BLOCK ELEMENTS ( GROUP 15,16,17,18)

    A2Z|Exercise Physical And Chemical Properties (Group 16)|20 Videos

  • P BLOCK ELEMENTS ( GROUP 15,16,17,18)

    A2Z|Exercise Section D - Chapter End Test|30 Videos

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    A2Z|Exercise Section D - Chapter End Test|30 Videos

  • SOLID STATE

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

When HNO_(3) is dropped into the palm and washed with water, it turns yellow. It shows the presence of

In the experiment to show that light is necessary for photosynthesis, the pluked leaf is boiled in ethanol and then washed with water. After this, it is tested for the presence of a carbohydrate by a chemical which is:

A solution of salt in HCl when diluted with water turns milky. It indicates the presence of

When dil. HNO_(3) is electrolysed

Assertion (A) : When we blow into a test - tube containing lime water ,it turns milky Reason (R ) : This shows the presence of CO_(2) in the exhaled air .

A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns red. On rinsing the shirt with planty of water, the red stain turns yellow again. What is the nature of soap (acidic or basic) as shown by the indicator present in curry stain ?

When HNO_(3) is converted into NH_(3) , the equivalent weight of HNO_(3) will be:

A2Z-P BLOCK ELEMENTS ( GROUP 15,16,17,18)-Compounds Of Nitrogen (Group15)
  1. When lightning flash is produced, which gas is formed?

    Text Solution

    |

  2. Oxidation of NO in air produces

    Text Solution

    |

  3. When AgNO(3) is heated strongly, the products fomed are

    Text Solution

    |

  4. Nitrogen dioxide

    Text Solution

    |

  5. concentrared nitric acid oxidises cane sugar to

    Text Solution

    |

  6. A mixure of ammonia and air at about 800^(@)C in the presence of Pt ga...

    Text Solution

    |

  7. Cyanamide process is used in the formation of

    Text Solution

    |

  8. calcium cyanamide on treatment with steam under pressure gives ammonia...

    Text Solution

    |

  9. Which statement is wrong for NO?

    Text Solution

    |

  10. When ammonia is kpassed over heated copper oxide, the metallic copper ...

    Text Solution

    |

  11. Liquide ammonia is used for refrigeration beacause

    Text Solution

    |

  12. Action of concentrated nitric acid (HNO(3)) on metallic tin produces

    Text Solution

    |

  13. How can you synthesize nitric oxide in the laboratory?

    Text Solution

    |

  14. The reaction, which forms nitric oxide, is

    Text Solution

    |

  15. Which one of the following can be used as an anaesthetic?

    Text Solution

    |

  16. Which is used in the Haper process for the manufacture of NH(3)?

    Text Solution

    |

  17. The product obtained by heating (NH(4))(2)SO(4) and KCNO is

    Text Solution

    |

  18. When HNO(3) is dropped into the palm and washed with water, it turns i...

    Text Solution

    |

  19. Reoeatead use of which of the following fertilizers would increase the...

    Text Solution

    |

  20. Which gas is obtained when urea is heated with HNO(2)?

    Text Solution

    |