Refractive Index
1
H
Hydrogen
1.000132
2
He
Helium
1.000035
6
C
Carbon
2.417
7
N
Nitrogen
1.000298
8
O
Oxygen
1.000271
9
F
Fluorine
1.000195
10
Ne
Neon
1.000067
15
P
Phosphorus
1.001212
16
S
Sulphur
1.001111
17
Cl
Chlorine
1.000773
18
Ar
Argon
1.000281
30
Zn
Zinc
1.00205
33
As
Arsenic
1.001552
34
Se
Selenium
1.000895
35
Br
Bromine
1.001132
36
Kr
Krypton
1.000427
52
Te
Tellurium
1.000991
54
Xe
Xenon
1.000702
80
Hg
Mercury
1.000933