←
Key Equations
Initializing...
☾
Aa
Key Equations
c
=
λν
E
=
h
ν
=
h
c
λ
,
E
=
h
ν
=
h
c
λ
,
where
h
= 6.626
×
×
10
−34
J s
1
λ
=
R
∞
(
1
n
1
2
−
1
n
2
2
)
1
λ
=
R
∞
(
1
n
1
2
−
1
n
2
2
)
E
n
=
−
k
Z
2
n
2
,
n
=
1
,
2
,
3
,
…
E
n
=
−
k
Z
2
n
2
,
n
=
1
,
2
,
3
,
…
Δ
E
=
k
Z
2
(
1
n
1
2
−
1
n
2
2
)
Δ
E
=
k
Z
2
(
1
n
1
2
−
1
n
2
2
)
r
=
n
2
Z
a
0
r
=
n
2
Z
a
0
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