Answer the question in attachment ..
Only part (i)
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0
Answer:
0 - 7. 26
7-14. 55
14-21. 92
21-28. 140 and so on..........
28-35
35-42
42-49
49-56
Answered by
0
Answer:
ANSWER
Energy levels in Hydrogen like atom is given by E=−13.6
n
2
z
2
eV
As He
+
is 1
st
excited state
∴z=2, n=2
E=−13.6 eV
As total energy of He
+
in 1st excited state is −13.6 eV, ionisation energy should be +13.6 eV.
October 15, 2019
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