Home
Class 11
CHEMISTRY
Select the correct statement:...

Select the correct statement:

A

`(M_(2)O)`and peroxide `(M_(2)O_(2))` of alkali metals are diamagnetic and colourless

B

Superoxides `(MO_(2))` of alkali metals are parmagnetic `(MO_(2))` of alkali metals are paramagnetic

C

Li and Na do not from stable superoxides

D

all are correct.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • S-BLOCK ELEMENTS

    NARAYNA|Exercise MULTIPLE ANSWER TYPE QUESTIONS|17 Videos

  • S-BLOCK ELEMENTS

    NARAYNA|Exercise COMPREHENSION TYPE QUESTIONS|6 Videos

  • S-BLOCK ELEMENTS

    NARAYNA|Exercise NCER BASED QUESTIONS|10 Videos

  • REDOX REACTION

    NARAYNA|Exercise Exercise -4|114 Videos

  • SOLID STATE

    NARAYNA|Exercise LEVEL-V|122 Videos
NARAYNA-S-BLOCK ELEMENTS-Level V-(ONLY ONE ANSWER CORRECT )
  1. When Na reacts with liquid NH(3) the substance formed initially is

    Text Solution

    |

  2. NaNO(3)overset(500^(@)C)rarr," "NaNO(3)overset(800^(@)C)rarr Whic...

    Text Solution

    |

  3. Select the correct statement:

    Text Solution

    |

  4. Which of the following salts do not from any frecipitated with excess ...

    Text Solution

    |

  5. Na+NH(3)underset(Delta)overset("Iron catalyst")rarr(A) overset(N(2)O)r...

    Text Solution

    |

  6. Among the alkali metal halides, lattice enthalpy is maximum for LiF an...

    Text Solution

    |

  7. The elements whose diference in oxidation number in the products on re...

    Text Solution

    |

  8. Which of the following is incorrect ?

    Text Solution

    |

  9. Caliche is

    Text Solution

    |

  10. Which of the following statement is not correct?

    Text Solution

    |

  11. Which of the following statement is not correct?

    Text Solution

    |

  12. In the following reaction, NaOH+S to A+Na(2)S+h(2)O, A is

    Text Solution

    |

  13. Solution of sodium in liquid NH(3) is a powerful reducing agent. The s...

    Text Solution

    |

  14. Which of the following statements are correct for alkali metal compoun...

    Text Solution

    |

  15. Sodium metal can be used for the drying of

    Text Solution

    |

  16. Excess of Li and Mg are allowed to react separately with 1 mole of N(2...

    Text Solution

    |

  17. Complex forming tendency is more for:

    Text Solution

    |

  18. NaOCI is used as a bleaching agent and sterllising agent. It can be sy...

    Text Solution

    |

  19. Lithium does not from stable peroxide because

    Text Solution

    |

  20. In hydroysis, the alkali metal oxdes, peroxides and superoxides act as

    Text Solution

    |