Home
Class 12
CHEMISTRY
Which of the following has the highest f...

 Which of the following has the highest first IP?

A

Al

B

Si

C

K

D

P

Text Solution

Verified by Experts

The correct Answer is:
D
Among the four elements Al, Si, K and P, only P has half filled orbitals whereas remaining elements have unfilled orbitals. So, Phosphorous (P) has high IP.
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY IN EVERYDAY LIFE

    SIA PUBLICATION|Exercise MCQs|36 Videos

  • d AND f BLOCK ELEMENTS

    SIA PUBLICATION|Exercise MCQ"s|53 Videos

Similar Questions

Explore conceptually related problems

Which of the following has highest mass?

Which one of the following has the highest size?

Which of the following has the highest pH value?

Which of the following has higher IP ?

Which of the following has the highest value of ë max in the ultraviolet-visible spectrum?

Which of the following has highest first ionisation potential?

Which of the following has the ,highest dipole moment

SIA PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODIC PROPORTIES-MCQ
  1. The element with atomic number 12 belongs to ….. group and…... period.

    Text Solution

    |

  2. The general electronic configuration of group III elements

    Text Solution

    |

  3. Which of the following has the highest first IP?

    Text Solution

    |

  4. O^(2-) and Si^(4+)are isoelectronic ions. If the ionic radius of O^(2-...

    Text Solution

    |

  5. Which of the following species has the highest ionisation potential?

    Text Solution

    |

  6. As per the Modern periodic law, the physical and chemical properties o...

    Text Solution

    |

  7. Which one of the following elements has the highest first ionisation p...

    Text Solution

    |

  8. Of the following the one with largest size is

    Text Solution

    |

  9. The pair of elements that have similar chemical properties are

    Text Solution

    |

  10. The order of decrease in atomic radii for Be, Na and Mg is

    Text Solution

    |

  11. The name of the element with atomic number 100 was adopted in honour o...

    Text Solution

    |

  12. Which one of the following would you expect to have highest electroneg...

    Text Solution

    |

  13. Which one of the following is the largest ion?

    Text Solution

    |

  14. The element that has the lowest first ionisation potential is

    Text Solution

    |

  15. Which of the following electronic configuration corresponds to an iner...

    Text Solution

    |

  16. The halogen with the highest ionisation potential is

    Text Solution

    |

  17. In the long form of Periodic Table, the elements having lowest ionisat...

    Text Solution

    |

  18. A1^(3+) ion has a lower ionic radius than Mg^(2+) ion because

    Text Solution

    |

  19. The most electronegative element is

    Text Solution

    |

  20. Ionisation potential of Is electron is ... than that of 2s electron in...

    Text Solution

    |