hey guys:-
anyone here to help me at chemistry?? please it's urgent
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std...................
sahil2515:
bro explain about the quantum number
you are in which std?
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yeah i am here......
Oo sorry I am in 9
ok sorry then sis
ohk guys sorry
ask question someone answer absolutely
thanks mam !
wels
^_^
A quantum number is a value that is used when describing the energy levels available to atoms and molecules. Anelectron in an atom or ion has four quantum numbers to describe its state and yield solutions to the Schrödinger wave equation for the hydrogen atom
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