Home
Class 12
CHEMISTRY
K(2)Cr(2)O(7) paper acidified with dilut...

`K_(2)Cr_(2)O_(7)` paper acidified with dilute `H_(2)SO_(4)` turns green when exposed to

A

Sulphur trioxide

B

Hydrogen sulphide

C

Carbon dioxide

D

Sulphur dioxide

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise CHEMISTRY (SECTION-B)|10 Videos

Similar Questions

Explore conceptually related problems

On treating a compound with warm dil. H_2 SO_4 , gas X is evolved which turns K_2 Cr_2 O_7 paper acidified with dil. H_2 SO_4 to a green compound Y. X and Y respectively are -

A gas when passed through K_(2)Cr_(2)O_(7) and dil. H_(2)SO_(4) solution turns it green, the gas is :

The reaction of NaCl and K_(2)Cr_(2)O_(7) mixture with conc. H_(2)SO_(4) result in the formation of:

When K_(2)Cr_(2)O_(7) is heated with conc. H_(2)SO_(4) and soluble chloride such as KCl :

When K_(2)Cr_(2)O_(7) mixed with H_(2)SO_(4) and thorooughly shaken with H_(2)O_(2) in presence of ether. Then the floated blue coloured complex is 'X'. The percentage of Cr in the complex is

JEE MAINS PREVIOUS YEAR-JEE MAINS 2023 JAN ACTUAL PAPER-Question
  1. The hybridization and magnetic bhaviour of cobit ion in [Co(NH(3))(6)]...

    Text Solution

    |

  2. In which of the following reactions the hydrogen peroxide acts as a re...

    Text Solution

    |

  3. K(2)Cr(2)O(7) paper acidified with dilute H(2)SO(4) turns green when e...

    Text Solution

    |

  4. Find out the major products from the following reactions.

    Text Solution

    |

  5. Choose the correct representation of of conductometric titration of be...

    Text Solution

    |

  6. Identify the correct statements about alkali metals. A.The order of s...

    Text Solution

    |

  7. The metal which is extracted by oxidation and subsequent reduction fro...

    Text Solution

    |

  8. What is the number of unpaired electrons in the highest occupied molec...

    Text Solution

    |

  9. Match List I with List II Choose the correct answer from the opti...

    Text Solution

    |

  10. Given below are two statements: Statement I. under clemmensen reduc...

    Text Solution

    |

  11. Given below are two statements,one is labelled as Assertion A and the ...

    Text Solution

    |

  12. Sum of pi - bonds present in peroxodisulphuric acid and pyrosulphuric ...

    Text Solution

    |

  13. The number of statements,which are correct with respect to the compres...

    Text Solution

    |

  14. Maximum number of isomeric monochloro deriatives which can be obtained...

    Text Solution

    |

  15. The number of statements which are the characteristics of physisorptio...

    Text Solution

    |

  16. Following figure shows spectrum of an ideal black body at four differe...

    Text Solution

    |

  17. The number of units,which are used to express concentration of solutio...

    Text Solution

    |

  18. If the pKa of lactic acid is 5,then the pH of 0.005M calcium lactate s...

    Text Solution

    |

  19. The total pressure observed by mixing two liquids A and B is 350mmHg w...

    Text Solution

    |

  20. One mole of an ideal monoatomic gas is subjected to changes as shown i...

    Text Solution

    |