Home
Class 12
CHEMISTRY
(A) Fluoride is oxidised by managanese d...

(A) Fluoride is oxidised by managanese dioxide
(R ) Manganese dioxide is reduced to mana

A

Both (A) and (R ) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are true and (R ) is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • VII GROUP ELEMENTS

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE -3|12 Videos

  • VIA GROUP ELEMENTS

    AAKASH SERIES|Exercise PRACTICE SHEET - 5 ( Integer answer type Questions)|6 Videos

  • VIIA GROUP ELEMENTS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|58 Videos

Similar Questions

Explore conceptually related problems

Manganese dioxide is used in

Carbon dioxide

Nitrogen dioxide

Permanganate ion oxidises manganous ion to manganese dioxide in presence of zinc oxide as catatalyst as MnO_(4)^(-) + Mn^(2+) + H_(2)O rarr MnO_(2) + H^(+) . The number of H^+ ion added to the product side in the balanced ionic equation is

Permaganate oxidises aqueous iodide to iodine and itself is reduced to manganese dioxide. How many moles of iodine is liberated with one mole of permanganate ?

(A) Chlorine dioxide is paramagnetic (R ) Chlorine dioxide molecule has odd number of electrons

Name the gaseous products from the following A and B reactions respectively . A . Hydrochlotic acid is added to sodium sulphide. B. Conc. Sulphuric acid is added to a mixture of sodium chloride and manganese dioxide. The correct answer is

Permanganate ion reacts with bromide ion in basic medium to give manganese dioxide and bromate ion. Write the balanced ionic equation for the reaction.

AAKASH SERIES-VII GROUP ELEMENTS-OBJECTIVE EXERCISE -4
  1. (A) Hydration energy of iodide is highest among halides (R ) Greater...

    Text Solution

    |

  2. (A) Highest atomicity of an interhalogen compound is 8 (R ) Highest ...

    Text Solution

    |

  3. (A) Fluoride is oxidised by managanese dioxide (R ) Manganese dioxid...

    Text Solution

    |

  4. (A) Iodine is dissolved well in aqueous KI solution (R ) Iodine form...

    Text Solution

    |

  5. (A) Compared to Br(2),Icl is more reactive (R ) Br(2) is non -polar ...

    Text Solution

    |

  6. (A) Chlorine dioxide is paramagnetic (R ) Chlorine dioxide molecule...

    Text Solution

    |

  7. (A) F-F bond is stronger than Cl -Cl bond (R ) Atomic size of F is l...

    Text Solution

    |

  8. (A) Perhalate ions are tetrahedral in shape (R ) Halogens underdo sp...

    Text Solution

    |

  9. (A) Iodine is least basic whereas fluorine is most basic , among halog...

    Text Solution

    |

  10. F(2) shows disproportionation reactions (R ) F(2) is the weakest oxi...

    Text Solution

    |

  11. (A) The bleaching of flowers by chlorine is permanent while that by SO...

    Text Solution

    |

  12. (A) Halogens have maximum negative electron gain enthalpy in the respe...

    Text Solution

    |

  13. (A) Electron gain enthalpy of fluorine is less than chlorine but fluor...

    Text Solution

    |

  14. (A) Iodine does not react with water (R ) Reaction of iodine with wa...

    Text Solution

    |

  15. (A) Fluorine exhibits only -l oxidation state (R ) Fluorine is calle...

    Text Solution

    |

  16. (A) Among HX , HF is liquid while others are gases (R ) HF has stro...

    Text Solution

    |

  17. (A) In HX , stability decreases down the group (R ) Bond dissociatio...

    Text Solution

    |

  18. (A) Iodine oxides are more stable than chlorine and bromine oxides (...

    Text Solution

    |

  19. (A) I(2)O(5) is used for the estimation of carbon monoxide in qualitat...

    Text Solution

    |

  20. (A) SnCl(4) is more covalent than SnCl(2) (R ) Compound with higher...

    Text Solution

    |