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Why a covalent bond is directional? Covalent bond is formed as a result of pairing of two electrons in atomic orbitals of two atoms. Bond then must lie along the direction of
what is mesomeric effect ,types ,applications
Q. What are the Ligands? Ligands: The ions and/or molecules which are directly attached to the central atom/ion are called ligands. A ligand could be an iron, an atom or a ne
Drugs - Chemistry in Action Drugs may be a single chemical atom or a combination of two or more dissimilar substances. An perfect drug should assure the following needs, Whi
I have a very difficult chemistry online assignment due in and I need help.
Copper=54.1%, oxygen=20.1% and the balance sulfur. Could this also be the molecular formula? What other data is needed?
Q. Hypothesis on chlorofluorocarbon? A hypothesis is a probable explanation for what has been observed. Based on the explanation of ozone thinning and CFC build-up in the chemi
The allylic carbons are indicated with an asterisk (*).
How could lipids and proteins form lipoproteins, stable superstructures which can be simply transported in blood? How would a) cholesterol b) esters of cholester
Penta valent element has one electron more than 4 electrons which could be used for conduction while the trivalent elements has 1 electron less , this can also be seen as a hole
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