CBSE Class 9 Answered
How to calculate electronic configuration of elements having at. no. greater than 26?
Asked by adidas | 04 Mar, 2008, 02:07: PM
Expert Answer
2, 8, 8, 2 and than start adding to 8 of the third shell. This is atomic no. 20.
21 = 2, 8,9, 2 , 22 = 2, 8, 10, 2 , 23 = 2, 8, 11, 2, 24 = 2, 8,12,8, 2 , 25 = 2, 8, 13, 2 , 26 = 2, 8, 43, 2 and so on.
Answered by | 10 Mar, 2008, 12:19: PM
Application Videos
-
Atomic number and mass number
This video explains about atomic number and mass number of theelements. -
Valency
This video explains the about the valency of the elements. -
Distribution of electrons in orbits
This video explains the about the atomic number and distribution of electro... -
Atomic number, mass number and electronic configuration ...
This video explains about atomic number, mass number and elctronic configur... -
Atomic number and mass number_1
This video explains about atomic number, mass number of the elements.
Concept Videos
-
Rutherford's Model of an Atom - Part 1
This video explains the gold foil experiment by Rutherford. -
Subatomic Particles - Part 1
This video explains sub-atomic particles, i.e. proton, electron and neutron... -
Bohr's Model and Electronic Configuration
This video explains the Bohr's model of an atom and the electronic configur... -
Symbolic Representation
This video explains atomic number, mass number and their symbolic represent... -
Rutherford's Model of an Atom - Part 2
This video explains Rutherford's model of an atom and the drawbacks of the ...
CBSE 9 - Chemistry
Asked by shivalaxmi0205 | 08 Mar, 2023, 07:47: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by rekhachaturvedu422 | 01 Aug, 2022, 04:16: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by pandeyabhishek1576 | 16 Feb, 2022, 01:24: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by senniasamy | 10 Jan, 2022, 08:48: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by nathdarshana | 20 Nov, 2020, 07:03: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by archanakad | 25 Aug, 2020, 08:59: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by namyairmalwar9803.5sdatl | 07 Jun, 2020, 01:47: PM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by fathima1012006 | 31 May, 2020, 10:44: AM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by gspublicschool | 27 Apr, 2020, 11:23: AM
ANSWERED BY EXPERTCBSE 9 - Chemistry
Asked by Jaiwanthsiva | 15 Apr, 2020, 01:51: PM
ANSWERED BY EXPERT
