Question

1, 1+3, 1+3+5, 1+3+5+7, ...

want to understand this sequence more, especially general term and series sum formula.. plz help

Answer 1

it represents number of electrons in each energy level in quantum model

Answer 2

number of orbitals I think you mean...

Answer 3

yeah... :) orbital = 2 electrons

Answer 4

wil it be any good to analyze this... or i just memorize the sum for first 5 energy levels ?

Answer 5

this series like 1^2 , 2^2 ,3^2 ,3^2 ........
this series is the square of natural number
and u can sum up with formula
n(n+1)(2n+1)/6
but n should be known

Answer 6

wow i didnt notice that so far !

Answer 7

thnk you :)

Answer 8

welcome :)