An atom has x energy level , then total no. of lines in its spectrum are
Answers
Answered by
40
1+2+3......(×-1)
Explanation:
Thus the number of lines emitted from nth energy level
= 1 + 2 + 3 +………… n – 1 = ∑(n – 1)
∑n = n(n+1)/2
Thus, ∑ (n – 1) = ( n-1) (n-1+1)/2 = (n-1) (n)/2
Number of spectral lines that appear in spectrum when an electron jumps from nth energy level = n (n-1)/2
Explanation:
Thus the number of lines emitted from nth energy level
= 1 + 2 + 3 +………… n – 1 = ∑(n – 1)
∑n = n(n+1)/2
Thus, ∑ (n – 1) = ( n-1) (n-1+1)/2 = (n-1) (n)/2
Number of spectral lines that appear in spectrum when an electron jumps from nth energy level = n (n-1)/2
Answered by
5
Answer is 1+2+3.......(×-1)
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