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Longer titles found: Symmetry of diatomic molecules (view)

searching for Diatomic molecule 45 found (104 total)

Hydrobromic acid (481 words) [view diff] exact match in snippet view article find links to article

of hydrogen bromide. It is a strong acid formed by dissolving the diatomic molecule hydrogen bromide (HBr) in water. "Constant boiling" hydrobromic acid

Non-bonding orbital (660 words) [view diff] exact match in snippet view article find links to article

modeled by the linear combination of atomic orbitals. In a simple diatomic molecule such as hydrogen fluoride (chemical formula: HF {\displaystyle {\ce

Molar heat capacity (5,695 words) [view diff] exact match in snippet view article find links to article

5 J⋅K−1⋅mol−1) by a factor of 5/3. According to classical mechanics, a diatomic molecule like nitrogen should have more degrees of internal freedom, corresponding

Dication (568 words) [view diff] exact match in snippet view article find links to article

stable diatomic dication which is not formed by oxidation of a neutral diatomic molecule is the dimercury dication Hg2+ 2. An example of a polyatomic dication

Positronium hydride (975 words) [view diff] exact match in snippet view article find links to article

However, this has not yet been detected. The structure of PsH is as a diatomic molecule, with a chemical bond between the two positively charged centres.

Kwong-Tin Tang (1,302 words) [view diff] exact match in snippet view article find links to article

exact quantum mechanical wavefunction for the idealized reactive atom-diatomic molecule collision model, is the same as the exact semiclassical wavefunction

Rigid rotor (6,116 words) [view diff] exact match in snippet view article find links to article

linear rotor requiring only two angles to describe, for example of a diatomic molecule. More general molecules are 3-dimensional, such as water (asymmetric

Triple bond (516 words) [view diff] exact match in snippet view article find links to article

RC≡W(OBut)3 Additionally, phosphorus can exist as the highly reactive diatomic molecule diphosphorus, which has roughly half the bond-dissociation energy

Photonic molecule (2,147 words) [view diff] exact match in snippet view article find links to article

optical modes bear a strong resemblance to the electronic states of a diatomic molecule like hydrogen." "Photonic molecules, named by analogy with chemical

Quantum spin tunneling (1,548 words) [view diff] exact match in snippet view article find links to article

systems such as a single electron in a double quantum well or in a diatomic molecule, it is a multi-electron phenomenon, since more than one electron is

Van der Waals molecule (559 words) [view diff] exact match in snippet view article find links to article

H2O-Ar, benzene-Ar, (H2O)2, and (HF)2. Others include the largest diatomic molecule He2, and LiHe. In (supersonic) molecular beams temperatures are very

Rotational spectroscopy (7,154 words) [view diff] exact match in snippet view article find links to article

B={h \over {8\pi ^{2}cI_{B}}}={h \over {8\pi ^{2}cI_{C}}}} For a diatomic molecule I = m 1 m 2 m 1 + m 2 d 2 {\displaystyle I={\frac {m_{1}m_{2}}{m_{1}+m_{2}}}d^{2}}

Prior probability (6,690 words) [view diff] exact match in snippet view article find links to article

^{2}IdE/h^{2}} for the rotating diatomic molecule. From wave mechanics it is known that the energy levels of a rotating diatomic molecule are given by E n = n (

Energy profile (chemistry) (3,604 words) [view diff] exact match in snippet view article

monitored while the other n – 1 parameters are defined. Consider a diatomic molecule AB which can macroscopically visualized as two balls (which depict

Total position spread (2,031 words) [view diff] exact match in snippet view article find links to article

(Λ∥) computed at full configuration interaction level for the H2 diatomic molecule. The Λ∥ in the high repulsive region shows a value that is lower than

Heavy Rydberg system (765 words) [view diff] exact match in snippet view article find links to article

in a heavy Rydberg system is 10,000 times larger than in a typical diatomic molecule. As well as producing the characteristic hydrogen-like behaviour,

Permeation (2,108 words) [view diff] exact match in snippet view article find links to article

Sieverts' law states that the solubility of a gas, in the form of a diatomic molecule, in metal is proportional to the square root of the partial pressure

Bond softening (1,263 words) [view diff] exact match in snippet view article find links to article

understood qualitatively using quite simple models. Consider the simplest diatomic molecule, the H2+ ion. The ground state of this molecule is bonding and the

Ionization energy (5,883 words) [view diff] exact match in snippet view article find links to article

completely vertical line on a potential energy diagram (see Figure). For a diatomic molecule, the geometry is defined by the length of a single bond. The removal

Goldschmidt classification (2,441 words) [view diff] exact match in snippet view article find links to article

not have a stable configuration for its individual atoms, forms a diatomic molecule so strong that all oxides of nitrogen are thermodynamically unstable

Degrees of freedom (mechanics) (2,165 words) [view diff] exact match in snippet view article

maintain a constant distance from each other, such as in the case of a diatomic molecule, then the six coordinates must satisfy a single constraint equation

Tunnel ionization (3,862 words) [view diff] exact match in snippet view article find links to article

laser pulse. The conclusion of the work was that the MPI rate of a diatomic molecule can be predicted from the PPT model by assuming that the electron

Interhalogen (2,291 words) [view diff] exact match in snippet view article find links to article

the reaction of a larger interhalogen, such as ClF3 or BrF3 and a diatomic molecule of the element lower in the periodic table. Among the hexatomic interhalogens

Molecular orbital theory (2,943 words) [view diff] exact match in snippet view article find links to article

molecular orbitals. For instance, in the simple case of a hydrogen diatomic molecule, promotion of a single electron from a bonding orbital to an antibonding

Van der Waals surface (1,175 words) [view diff] exact match in snippet view article find links to article

Waals radii. In this sense, a van der Waals surface of a homonuclear diatomic molecule can be viewed as an pictorial overlap of the two spherical van der

Tetrakis(trimethylphosphine)tungsten(II) trimethylphospinate hydride (5,992 words) [view diff] no match in snippet view article

Tetrakis(trimethylphosphine)tungsten(II) trimethylphospinate hydride (W(PMe3)4(η2-CH2PMe2)H) is an air-sensitive organotungsten complex with tungsten in

Doppler cooling (2,463 words) [view diff] exact match in snippet view article find links to article

Shuman, E. S.; Barry, J. F.; DeMille, D. (2010). "Laser cooling of a diatomic molecule". Nature. 467 (7317): 820–823. arXiv:1103.6004. Bibcode:2010Natur

Allotropes of phosphorus (3,506 words) [view diff] exact match in snippet view article find links to article

extreme conditions (for example, from P4 at 1100 kelvin). In 2006, the diatomic molecule was generated in homogeneous solution under normal conditions with

Rotational–vibrational spectroscopy (6,784 words) [view diff] exact match in snippet view article find links to article

either the same lower level or the same upper level. For example, in a diatomic molecule the line denoted P(J + 1) is due to the transition (v = 0, J + 1)

Hydroxyl radical (3,001 words) [view diff] exact match in snippet view article find links to article

observations made during the period October 15–29, 1963. •HO is a diatomic molecule. The electronic angular momentum along the molecular axis is +1 or

Molecular term symbol (1,766 words) [view diff] exact match in snippet view article find links to article

symbols. For example, two like atoms in identical 3S states can form a diatomic molecule in 1Σg+, 3Σu+, or 5Σg+ states. For one like atom in a 1Sg state and

Phase-space formulation (3,531 words) [view diff] exact match in snippet view article find links to article

Morse potential is used to approximate the vibrational structure of a diatomic molecule. Tunneling is a hallmark quantum effect where a quantum particle,

Isotopes of lithium (2,958 words) [view diff] exact match in snippet view article find links to article

{0}n}}}\\{}\end{array}}} Cosmological lithium problem Dilithium – Diatomic molecule Halo nucleus Lithium burning – Process which lithium is spent in a

Period 5 element (4,989 words) [view diff] exact match in snippet view article find links to article

brine pools. Like the other halogens, free iodine occurs mainly as a diatomic molecule I2, and then only momentarily after being oxidized from iodide by

Terahertz time-domain spectroscopy (2,846 words) [view diff] exact match in snippet view article find links to article

rotational modes of water molecules. Alternatively, nitrogen, as a diatomic molecule, has no electric dipole moment, and does not (for the purposes of

Chemistry (9,163 words) [view diff] exact match in snippet view article find links to article

Hydrogen bromide exists in the gas phase as a diatomic molecule.

Franck–Condon principle (3,538 words) [view diff] exact match in snippet view article find links to article

first excited state is labeled as q01. In the simplest case of a diatomic molecule the nuclear coordinates axis refers to the internuclear separation

Bülent Atalay (1,044 words) [view diff] exact match in snippet view article find links to article

(1978). "United-atom projected perturbation theory for a homonuclear diatomic molecule". Physics Letters A. 65 (3). Elsevier BV: 193–195. Bibcode:1978PhLA

Samuel Morey (4,111 words) [view diff] exact match in snippet view article find links to article

carbon from the fuel to form carbon monoxide and the hydrogen forms a diatomic molecule. Both later burn to form water and carbon dioxide. Morey was not the

Unbihexium (7,027 words) [view diff] exact match in snippet view article find links to article

(2006). "As-yet-unsynthesized superheavy atom should form a stable diatomic molecule with fluorine". Chemical & Engineering News. 84 (10): 19. doi:10.1021/cen-v084n010

Transition state theory (5,817 words) [view diff] exact match in snippet view article find links to article

of the reverse reaction, k−1, for the reversible dissociation of a diatomic molecule. AB ⇌ k − 1 k 1 A + B {\displaystyle {\ce {AB <=>[k_1][k_{-1}] {A}+

Rocket engine (11,741 words) [view diff] exact match in snippet view article find links to article

desirable for the exhaust species to be as simple as possible, with a diatomic molecule composed of light, abundant atoms such as H2 being ideal in practical

Thermodynamic temperature (13,807 words) [view diff] exact match in snippet view article find links to article

than others do. For instance, room-temperature nitrogen, which is a diatomic molecule, has five active degrees of freedom: the three comprising translational

Extended periodic table (15,105 words) [view diff] exact match in snippet view article find links to article

(2006). "As-yet-unsynthesized superheavy atom should form a stable diatomic molecule with fluorine". Chemical & Engineering News. 84 (10): 19. doi:10.1021/cen-v084n010

Argon compounds (15,766 words) [view diff] exact match in snippet view article find links to article

Stephen J. (1974). "Intermolecular potential between an atom and a diatomic molecule: The structure of ArCIF". The Journal of Chemical Physics. 61 (1):