Home
Class 11
CHEMISTRY
Which are isoelectronic from the foll...

Which are isoelectronic from the following

A

`Cr^(+3), Ar`

B

`Si^(+4), P^(+3)`

C

`Mg^(2+), Na`

D

`Ar,CI`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise Section -C (MCQs asked in Jee NEET AIEEE )|58 Videos

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise Section -C(MCQ asked in Board Exam )|53 Videos

  • STRUCTURE OF ATOM

    KUMAR PRAKASHAN|Exercise Section -C (Multiple Choice Question (MCQs))|24 Videos

  • STATES OF MATTER

    KUMAR PRAKASHAN|Exercise QUESTION PAPER FROM MODULE (SECTION - A)|4 Videos

  • THE P-BLOCK ELEMENTS

    KUMAR PRAKASHAN|Exercise SECTION-D NCERT EXEMPLAR SOLUTION (MCQs) LONG ANSWER|25 Videos

Similar Questions

Explore conceptually related problems

Which one is true from the following for Isobaric process ?

KUMAR PRAKASHAN-STRUCTURE OF ATOM-Section -C(MCQs asked in Competitive Exam)
  1. In hydrogen atom for which change higher energy required ?

    Text Solution

    |

  2. give electron configuration of Fe^(+3) in its ground state .

    Text Solution

    |

  3. Which are isoelectronic from the following

    Text Solution

    |

  4. If atomic number is (z=26) then given number of 3d electrons .

    Text Solution

    |

  5. the four quantum number of the outermost electron of k (z=19) are ...

    Text Solution

    |

  6. From the following which one is heavier particle ?

    Text Solution

    |

  7. When alpha-particles are made incident on a thin metal foil most ...

    Text Solution

    |

  8. In hydrogen atom electron jumps from 3^(rh) to 2^(nd) energy l...

    Text Solution

    |

  9. Wavelength associated with electron motion ….

    Text Solution

    |

  10. What is the ratio of mass of proton and electron ?

    Text Solution

    |

  11. According to Bohr's theory of hydrogen atom which of the followi...

    Text Solution

    |

  12. The electrons identified by quantum numbers n and l, (i) n= 4, l =...

    Text Solution

    |

  13. Assertion (A ) : The 19^(th) electron in potassium atom eneters ...

    Text Solution

    |

  14. Assertion (A ) : The orbital cannot have more than two electron...

    Text Solution

    |

  15. the electron configuration of an element is 1s^(2) 2s^(2) 2p^(...

    Text Solution

    |

  16. Which one is least stable in from following

    Text Solution

    |

  17. The correct set of quantum number for 4d electron

    Text Solution

    |

  18. Iso - electronic species are

    Text Solution

    |

  19. the charge of an electron is -1.6 xx 10^(19) C. the value of free...

    Text Solution

    |

  20. The frequency of yellow light having wavelength 600 nm is

    Text Solution

    |