Chemistry, asked by bchandu337, 1 year ago

write the values of the four quantum numbers for 20th electron for scandium

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Answered by hii1669

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bchandu337: ml=0 I want explanation

hii1669: value of L is if s=0 , p=1, d=2. f=3 it is final always

Answered by Anonymous

scandium ...having atomic No. 21

write its configuration first...

it's 20th electron is present in 4s...

now
its principle quantum no. is 4

azimuthal quantum no L=0
magnetic quantum no is. ..0

and finally spin quantum no is +1/2 and -1/2

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