| covalent bond |
A chemical bond formed when two atoms share two electrons.
출처: misterguch.brinkster.net/vocabulary.html
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| covalent bond |
The combination of two or more atoms by sharing electrons so as to achieve chemical stability under the octet rule. Atoms that form covalent bonds generally have outer energy levels containing three, four, or five electrons. Covalent bonds are generally stronger than other bonds.
출처: college.hmco.com/geology/resources/geologylink/glo...
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| covariance |
A measure of the relation between two variables. The correlation coefficient is equal to the covariance of x and y divided by the product of the standard deviation of x and the standard deviation of y.
출처: www.indiainfoline.com/bisc/accc.html
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| cover |
(Fishing) A place for a game fish to rest in relative security from predators and current.
출처: outdoorstore.espn.com/servlet/catalog.CFPage
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| covalent bond |
A force that holds together two or more atoms, formed when electrons travel between the atoms' nuclei (and are thus "shared").
출처: www.nigms.nih.gov/news/science_ed/chemhealth/gloss...
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