Chemistry Reference
In-Depth Information
Table4.4
StructuraldataforNO,NO
2
andtheirdimers
Compound/Method
Observations
Ref.
Nitric oxide
Infrared spectroscopy
Gas phase, d(N-O) 1.15
A
[229]
Gas phase, d(N-O) 1.1508
A
Infrared spectroscopy
[230]
Gas phase, d(N-O) 1.1503
A
Near Infrared spectroscopy
[231]
Gas phase, d(N-O) 1.1540
A
Microwave spectroscopy
[232]
Gas phase, d(N-O) 1.1509
A
[233]
Dinitrogen Dioxide
Infrared spectroscopy
Band shape analysis gas phase, 77- 150 K, d(N-N) 1.75
A
,
∠
[234]
NNO 90
◦
Solid state, 114 K, d(N-N, O-O) 2.40(1)
A
, d(N-O) 1.12(2)
A
,
∠
X-ray diffraction
[30]
NNO 90
◦
Solid state,
b
114 K, d(N-N) 2.18(3)
A
, d(O-O) 2.62(3)
A
[29]
Gas phase, d(N-N) 2.237(2)
A
, d(N-O) 1.161(6)
A
, d(O-O)
2.506(3)
A
,
Microwave specotroscopy
[35]
NNO 99.6(4)
◦
∠
Gas phase, d(N-N) 2.33(12)
A
, d(N-O) 1.15(1)
A
, d(O-O)
2.506(3)
A
,
Microwave/Radiofrequency
Spectroscopy
[36]
NNO 95(5)
◦
∠
Nitrogen dioxide
Electron diffraction
Gas phase, 348- 363 K, d(N-O) 1.21(2)
A
,
ONO 130(2)
◦
∠
[235]
Gas phase, 418 K, d(N-O) 1.20(2)
A
,
ONO 132(3)
◦
Electron diffraction
∠
[236]
Gas phase, 294, 480, and 691 K. For 480 and 691 K
dimensions are: d(N-O) 1.1995(3) and 1.2006(3)
A
,and
∠
[50]
ONO 133.7(1) and 133.7(2)
◦
.
c
Gas phase, 294 K, d(N-O) 1.188(2)
A
,
ONO 134.1(3)
◦
Infrared spectroscopy
∠
[237]
Dinitrogen tetroxide
X-ray diffraction
Cubic lattice, 238 K, d(N-O) 1.17(3)
A
, d(N-N) 1.64(3)
A
,
∠
[44]
ONO 126(1)
◦
Monoclinic lattice,
a
d(N-O) 1.21
A
, d(N-N) 1.75
A
,
∠
[46, 238]
ONO 135
◦
Cubic lattice, 25, 145, and 260 K. At 145 K: d(N-O)
1.209(7)
A
, d(N-N) 1.726(9)
A
,
[45]
ONO 133.1(7)
◦
∠
Cubic lattice, 20 K, d(N-O) 1.1893(5)
A
, d(N-N) 1.7561(9)
A
,
∠
Neutron diffraction
[47]
ONO 134.40(7)
◦
5K, d(N-O) 1.180
A
, d(N-N) 1.750
A
,
Electron diffraction
Gas phase, 298
±
[48]
7
◦
∠
ONO 133
.
1K, d(N-O) 1.191(2)
A
, d(N-N)
Gas phase, 252
±
[49]
1.785(8)
A
,
ONO 135.4(6)
◦
∠
1K, d(N-O) 1.192(3)
A
, d(N-N)
Gas phase, 294
±
[50]
1.777(6)
A
,
ONO 134.6(4)
◦
∠
5K, d(N-N) 1.756(10)
A
, d(N-O) 1.196(5),
Infrared Spectroscopy
Gas phase, 50
±
[239]
∠
ONO Set to values for NO
2
a
Temperature not specified.
b
A rerefinement of the original data.
30
c
ESDs from 1000 refinements on observed data and do not include systematic total errors.
Search WWH ::
Custom Search