Home
Class 12
CHEMISTRY
Which of the following have the same num...

Which of the following have the same number of electrons in outermost shell?

Text Solution

Verified by Experts

The correct Answer is:
7
`X rArr (1s^2)/(K)` so value of n is ‘6’, Electronic configuraion of 'X'
` 1s^(2) ……. 4s^(2) 4p^(6) underset(25)(4d^10) 4f^(7) 5s^(2) underset(8)(5p^(6)) 5d^(0) underset(2)(6s^2) ` Unpaired electron is 7
Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    VMC MODULES ENGLISH|Exercise JEE MAIN (ARCHIVE)|13 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    VMC MODULES ENGLISH|Exercise JEE ADVANCE (ARCHIVE)|30 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    VMC MODULES ENGLISH|Exercise LEVEL -2|50 Videos

  • CHEMICAL THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - L|10 Videos

  • ELECTROCHEMISTRY

    VMC MODULES ENGLISH|Exercise IMPECCABLE|50 Videos

Similar Questions

Explore conceptually related problems

Which of the following has the same number of electrons in its outermost shell and penultimate shell ?

In which of the following pairs, the number of electrons in the outermost shell are different?

Which of the following pairs have the same number of atoms?

Which of the following has same number of electrons in the last shell?

Maximum number of electrons in the M shell

which among the following species has the same number of electrons in its outermost as well as penultimate shell ?

Which of the following pairs of elements have same number of electrons in their outermost shell?

Which of the following species have maximum number of electrons ?

Write the number of electrons in the outermost shell of Sodium

Which of the following elements has least number of electrons in its "M" shell ?