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+//Example 30.5

+n=3;//Shell

+number_subshell=0;//To store value of number of subshells

+for i=0:1:n-1

+    number_subshell=number_subshell+1;

+end

+printf('Number of subshells in the nth shell = %d\n\n',number_subshell)

+Max=0;//To store value of Maximum number of electrons in a shell

+for l=0:1:2

+    electrons_in_subshell=2*(2*l+1)

+    if l==0

+        s='s';

+    elseif l==1

+        s='p';

+    elseif l==2

+        s='d';

+    elseif l==3

+        s='f';

+    elseif l==4

+        s='g';

+    elseif l==5

+        s='h';

+    elseif l==6

+        s='i';

+    end

+    printf('%d%s subshell can have a maximum of %d electrons\n',n,s,electrons_in_subshell)

+    Max=Max+electrons_in_subshell;

+end

+printf('Maximum number of electrons that can be in the shell = %d',Max)

+if Max==(2*n^2)

+    printf('\n\nThis is the same as calculated by the formula: \nMaximum number of electrons that can be in the nth shell = (2*n^2)')

+end

+//The code is programmed for upto l=6. Beyond this, the subshell notation may be carried on in alphabetical order

+//Openstax - College Physics

+//Download for free at http://cnx.org/content/col11406/latest

+