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4f-कक्षक में उपस्थित एक इलेक्ट्रॉन के लिए क्वांटम संख्याओं का कौन-सा समूह सही है ?
A. n=4,l=3,m=+4,`s=+(1)/(2)`
B. n=4, l=4, m=-4, `s=-(1)/(2)`
C. n=4,l=3,m=+1,`s=+(1)/(2)`
D. n=3,l=2,m=-2,`s=+(1)/(2)`.

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Correct Answer - C
एक 4f -इलेक्ट्रॉन के लिए,n=4, l=0, 1,2,3, m=-3 से +3 के मध्य का कोई भी मान तथा `s=+(1)/(2)` या `(1)/(2)`

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