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A molecule may be polar either as a result of an asymmetric arrangement of polar bonds or as a result of an asymmetric arrangement of nonpolar covalent bonds and non-bonding pairs of electrons. Water is an example of a polar molecule.
The solvent used for chromatography will be selected based on the polarity of the substances in the mixture you want to separate. Chromatography is a method for separating mixtures based on differences in the speed at which they migrate over or through a stationary phase. This will separate complex mixtures of chemicals or proteins into their various different components. Polarity has a huge ...
In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole or multi-pole moment. Explanation: This video explains polar and non-polar characteristics in detail.
What is the definition of bond polarity? Organic Chemistry Nuclear Magnetic Resonance (NMR ...
The quick answer is that “Like dissolves like”. > Why is this so? Polar substances tend to dissolve in polar solvents, and nonpolar substances dissolve in nonpolar solvents. When a solute dissolves in a solvent the individual particles of the solute separate from their neighbours and move between the spaces of the solvent particles. The solvent particles collide with the solute particles ...
Several factors affect solubility. The intermolecular forces between the solvent and solute as well as entropy and temperature affect the solubility.
This polarity also has many consequences for the behaviour of a polar liquid like boiling point, solvability, etc. and even the shape of snow flakes. MeneerNask · 1 · Jul 8 2015
When a molecule is polar, it means that it has positive and negative ends. By definition, polarity is basically the status of having "poles." In a molecule, this means that the molecule has poles of positive and negative charge—also known as a separation of charge. Let's take a look at a classic example of polarity: the water molecule. Oxygen is more electronegative than hydrogen. This means ...
Molecular chirality is of interest because of its application to stereochemistry in inorganic chemistry, organic chemistry, physical chemistry, biochemistry, and supramolecular chemistry. Deevona · 4 · Apr 17 2015
The polarity of water molecules means that molecules of water will stick to each other. This is called hydrogen bonding. Polarity makes water a good solvent, gives it the ability to stick to itself (cohesion), stick to other substances (adhesion), and have surface tension (due to hydrogen bonding). Check out video of a stream of water being bent - a plastic ruler is used in the demo. The ...