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General chemistry
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General chemistry
covalent bond
Chemistry; General chemistry
A covalent bond is a very strong attraction between two or more atoms that are sharing their electrons. In structural formulas , covalent bonds are represented by a line drawn between the symbols of ...
single displacement
Chemistry; General chemistry
A reaction of the form A + BC = B + AC where a less reactive element is replaced with a more reactive element. For example, zinc displaces hydrogen from hydrochloric acid in the following reaction: ...
amperage
Chemistry; General chemistry
The amount of charge moved per second by an electric current , measured in amperes .
ethanol
Chemistry; General chemistry
A colorless, flammable liquid produced by fermentation of sugars. Ethanol is the alcohol found in alcoholic beverages.
trigonal planar
Chemistry; General chemistry
A molecular shape that results when there are three bonds and no lone pairs around the central atom in the molecule. The pairs are arranged along the central atom's equator, with 120° angles between ...
