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Solution


Q.

For multi electron system the decreasing order of energy of a given orbitals 5d,4f,5p,5s is _______
1 5d>4f>5p>5s  
2 4f>5d>5p>5s  
3 5s>5d>5p>4f  
4 4f>5s>5d>5p  

Ans.

(1)

Based on n+l value