Hydrogen Atom
Energy levels, orbitals and spectral transitions
Parameters
Energy Diagram
Self-Assessment
Q1. What is the ground state energy of the hydrogen atom?
A
0 eV
B
-13.6 eV
C
-3.4 eV
D
+13.6 eV
Q2. How many orbitals exist for n=2 (counting l and m)?
A
2
B
3
C
4
D
6
Q3. The Balmer series corresponds to transitions to which level?
A
n→1
B
n→3
C
n→4
D
n→5
Q4. He⁺ (Z=2) ground state energy compared to H?
A
2× larger
B
2× smaller
C
same
D
4× larger