be+eclipsed
11Alkane stereochemistry — concerns the stereochemistry of linear alkanes and the linear alkane conformers. The existence of more than one conformation is due to hindered rotation around sp3 hybridised carbon carbon bonds. The smallest molecule with such a chemical bond,… …
12Hyperconjugation — In organic chemistry, hyperconjugation is the interaction of the electrons in a sigma bond (usually C–H or C–C) with an adjacent empty (or partially filled) non bonding p orbital or antibonding π orbital or filled π orbital, to give an extended… …
13Magnitude of eclipse — Not to be confused with apparent magnitude, the logarithmic scale of astronomical brightness. An annular solar eclipse has a magnitude of less than 1.0 The magnitude of eclipse or geometric magnitude is the fraction of the diameter of the… …
14isomerism — /uy som euh riz euhm/, n. 1. Chem. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism), as CH3OCH3 and… …
15eclipse — I UK [ɪˈklɪps] / US verb [transitive] Word forms eclipse : present tense I/you/we/they eclipse he/she/it eclipses present participle eclipsing past tense eclipsed past participle eclipsed 1) to make someone or something seem less successful or… …
16Eclipse — E*clipse , v. t. [imp. & p. p. {Eclipsed} ([ e]*kl[i^]pst ); p. pr. & vb. n. {Eclipsing}.] 1. To cause the obscuration of; to darken or hide; said of a heavenly body; as, the moon eclipses the sun. [1913 Webster] 2. To obscure, darken, or… …
17Eclipsing — Eclipse E*clipse , v. t. [imp. & p. p. {Eclipsed} ([ e]*kl[i^]pst ); p. pr. & vb. n. {Eclipsing}.] 1. To cause the obscuration of; to darken or hide; said of a heavenly body; as, the moon eclipses the sun. [1913 Webster] 2. To obscure, darken, or …
18eclipse — I. noun Etymology: Middle English, from Anglo French, from Latin eclipsis, from Greek ekleipsis, from ekleipein to omit, fail, suffer eclipse, from ex + leipein to leave more at loan Date: 13th century 1. a. the total or partial obscuring of one… …
19Alkane — Not to be confused with Alkene or Alkyne. Chemical structure of methane, the simplest alkane Alkanes (also known as paraffins or saturated hydrocarbons) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded… …
20Hipparchus — (Greek polytonic|Ἵππαρχος; ca. 190 BC ndash; ca. 120 BC) was a Greek astronomer, geographer, and mathematician of the Hellenistic period.Hipparchus was born in Nicaea (now Iznik, Turkey), and probably died on the island of Rhodes. He is known to… …
