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When comparing a polar and nonpolar molecule with similar molar masses, the polar molecule in general has a higher boiling point, because the dipole–dipole interaction between polar molecules results in stronger intermolecular attractions. One common form of polar interaction is the hydrogen bond, which is also known as the H-bond.
Acetone (2-propanone or dimethyl ketone) is an organic compound with the formula (CH 3) 2 CO. [22] It is the simplest and smallest ketone ( >C=O ). It is a colorless, highly volatile , and flammable liquid with a characteristic pungent odour, very reminiscent of the smell of pear drops .
Specifically, the dipole can cause electrostatic attraction or repulsion of the electrons from the non-polar molecule, depending on orientation of the incoming dipole. [13] Atoms with larger atomic radii are considered more "polarizable" and therefore experience greater attractions as a result of the Debye force. [citation needed]
The simplest class have the formula (CH 2) n CO, where n varies from 2 for cyclopropanone ((CH 2) 2 CO) to the tens. Larger derivatives exist. Larger derivatives exist. Cyclohexanone ( (CH 2 ) 5 CO ), a symmetrical cyclic ketone, is an important intermediate in the production of nylon .
The bright rainbow pattern is the result of thin-film interference. Miscibility ( / ˌ m ɪ s ɪ ˈ b ɪ l ɪ t i / ) is the property of two substances to mix in all proportions (that is, to fully dissolve in each other at any concentration ), forming a homogeneous mixture (a solution ).
The two tautomeric forms can be distinguished by NMR spectroscopy, IR spectroscopy and other methods. [5] [6] The equilibrium constant tends to be high in nonpolar solvents; when K keto→enol is equal or greater than 1, the enol form is favoured. The keto form becomes more favourable in polar, hydrogen-bonding solvents, such as water. [7]
Phenylacetone, also known as phenyl-2-propanone, is an organic compound with the chemical formula C 6 H 5 CH 2 COCH 3. It is a colorless oil that is soluble in organic solvents. It is a mono-substituted benzene derivative, consisting of an acetone attached to a phenyl group. As such, its systematic IUPAC name is 1-phenyl-2-propanone.
2 CO 2 H. It is a liquid with a pungent and unpleasant smell somewhat resembling body odor. The anion CH 3 CH 2 CO − 2 as well as the salts and esters of propionic acid are known as propionates or propanoates. About half of the world production of propionic acid is consumed as a preservative for both animal feed and food for human consumption ...