Home
Class 11
CHEMISTRY
In the reaction M+O(2) to MO(2) (superox...

In the reaction `M+O_(2) to MO_(2)` (superoxide), the metal M is

A

Li

B

Na

C

K

D

Ba

Text Solution

Verified by Experts

The correct Answer is:
C
`K+O_(2)toKO_(2)` (superoxide)
(Li forms only monoxide, Na forms peroxide and K forms superoxide).
Promotional Banner

Topper's Solved these Questions

  • THE S-BLOCK ELEMENTS

    OMEGA PUBLICATION|Exercise Some important compound of calcium|17 Videos

  • THE P-BLOCK ELEMENTS

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (MCQs)|28 Videos

  • THERMODYNAMICS

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (MCQ)|25 Videos

Similar Questions

Explore conceptually related problems

For the reactions : C(s) + O_(2) (g) to CO_(2) (g)

Compare the relative stability of the following species and indicate their magnetic properties O_(2), O_(2)^(+), O_(2)^(-) (superoxide), O_(2)^(2-) (peroxide).

Write the reactions of SO_(2) with : K_(2)Cr_(2)O_(7) .

For the reaction O_(3(g)) + O_((g)) rarr 2O_(2(g)) , if the rate law expression is, rate = K[O_3] [O] , the molecularity and order of the reaction are respectively

Experimentally it was found that a metal oxide has formula M_(0.98)O . Metal M is present in M^(2+) and M^(3+) in its oxide. Fraction of the metal which exists as M^(3+) would be

In which of the following reactions, H_(2)O_(2) is acting as a reducing agent?

Say which of the following is true and false The reaction : 2H_2O+Heat rarr 2H_2+O_2 is an exothermic reaction.

For a reaction 2NO (g) + O_2 (g) to 2 NO_2 (g) Rate= k [NO]^2 [O_2] , if the volume of the reaction vessel is double. What is the rate of reaction.

Decomposition of H_2O_2 follows a first order reaction. In fifty minutes the concentration of H_2O_2 decreases from 0.5 to 0.125 M in one such decomposition. When the concentration of H_2O_2 reaches 0.05 M, the rate of formation of O_2 will be

Calculate standard entropy change in the reaction Fe_(2)O_(3)(s)+3H_(2)(g) rarr 2Fe(s)+3H_(2)O(l) Given : S_(m_(0))(Fe_(2)O_(3), s)=87.4,S_(m)^(@)(Fe,s)=27.3 S_(m)^(@)(H_(2),g)=130.7,S_(m)^(@)(H_(2)O,l)=69.9JK^(-1)mol^(-1)

OMEGA PUBLICATION-THE S-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS MCQ.s
  1. which reaction is used for the detection of unsaturation in an organic...

    Text Solution

    |

  2. What is allylic halogenation?

    Text Solution

    |

  3. In the reaction M+O(2) to MO(2) (superoxide), the metal M is

    Text Solution

    |

  4. A solution of sodium metal in liquid ammonia acts as a strong reducing...

    Text Solution

    |

  5. The strongest reducing agent among all the halide ions is ...............

    Text Solution

    |

  6. Do you find that all living beings need the same kind of food?

    Text Solution

    |

  7. What is the sum of (n + l) value of 4d.

    Text Solution

    |

  8. What is the electronic configuration of argon.

    Text Solution

    |

  9. What is the electronic configuration of chlorine atom.

    Text Solution

    |

  10. Alkali metals give colour to Bunsen flame due to

    Text Solution

    |

  11. Lithium shows diagonal relationship with

    Text Solution

    |

  12. IUPAC name of element having atomic number 108 is .......................

    Text Solution

    |

  13. Castner-Kellner cell is used for the manufacture of

    Text Solution

    |

  14. Alkali metals are good reducing agents because they easily

    Text Solution

    |

  15. Which one of the following alkali metals is used in photoelectric cell...

    Text Solution

    |

  16. Write name of element with the following electronic configuration : 1...

    Text Solution

    |

  17. Which of the following has largest concentration in acid rain?

    Text Solution

    |

  18. Write name of element with the following electronic configuration : 1s...

    Text Solution

    |

  19. LiOH is

    Text Solution

    |

  20. The number of unpaired electrons in magnesium is ........................

    Text Solution

    |