Home
Class 12
CHEMISTRY
The electronic configuration of an eleme...

The electronic configuration of an element `X` is `1s^(2),2s^(2),2p^(6),3s^(2),3p^(3)`. What is the atomic number of the element which is just below the element `X` in the periodic table?

A

33

B

34

C

31

D

49

Text Solution

Verified by Experts

The correct Answer is:
A
`33-1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(10)4s^(2)4p^(3)`
Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES

    ERRORLESS |Exercise Ordinary Thinking Objective Questions Atomic and Ionic radii|55 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES

    ERRORLESS |Exercise Ordinary Thinking Objective Questions Ionisation Energy|60 Videos

  • CHEMISTRY IN EVERYDAY IN LIFE

    ERRORLESS |Exercise Critical Thinking (Objective question )|25 Videos

  • COORDINATION CHEMISTRY

    ERRORLESS |Exercise JEE(ADVANCED 2018 MORE THAN ONE CHOICE CORRECT ANSWER|1 Videos

Similar Questions

Explore conceptually related problems

The electronic configuration of an element is 1s^(2)2s^(2)2p^(6)3s^(2)3p^(3) . The atomic number of the element which is just below the above element in the periodic table is

The electronic configuration of an element is 1s^(2),2s^(2),2p^(6),3s^(2)3p^(3) . The atomic number and the group number of the element X which is just below the above element in the periodic table respectively, are

The electronic configuration of an element is 1s^(2) 2s^(2) 2p^(6)3s^(2) 3p^(6) 4s^(2) 3d^(10) 4p^(2) . What is the atomic number of the element which is just below the above element in the poriodic table ?

The electronic configuration of an element is 1s^(2),2s^(2)2p^(6),3s^(1),3p^(3)3d^(2) . The atomic number of the element present just below this element in the periodic table-

The electronic configuration of an element is 1s^(2)2s^(2)2p^(6),3s^(2)3p^(5) . The atomic number of element present just below the above element in periodic table is:

The electronic configuration of an clement is 1s^(2), 2s^(2), 2p^(6), 3s^(2), 3p^(4) . The atomic number and the group number of the element 'X' which is just below the above element in the periodic table are respectively.

The electronic configuration of an element is 1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(1) This represents its