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In chemistry, the pentazenium cation (also known as pentanitrogen) is a positively-charged polyatomic ion with the chemical formula N + 5 and structure N−N−N−N−N.Together with solid nitrogen polymers and the azide anion, it is one of only three poly-nitrogen species obtained in bulk quantities.
MS-DOS, Microsoft Windows 7 September 1996 20 October 2009 Freeware [16] Destiny 2: Bungie: Bungie First-person shooter: Microsoft Windows October 24, 2017 October 1, 2019 Free to Play Digital Combat Simulator: Eagle Dynamics: The Fighter Collection: Combat flight simulation game: Microsoft Windows 17 October 2008 17 October 2008 Digital: A ...
According to Microsoft telemetry, Solitaire was among the three most-used Windows programs and FreeCell was seventh, ahead of productivity-based applications such as Microsoft Word and Excel. [7] [7] Lost business productivity by employees playing Solitaire became a common concern since the game was included in Windows by default. [8]
A simple example of a polyatomic ion is the hydroxide ion, which consists of one oxygen atom and one hydrogen atom, jointly carrying a net charge of −1; its chemical formula is O H −. In contrast, an ammonium ion consists of one nitrogen atom and four hydrogen atoms, with a charge of +1; its chemical formula is N H + 4.
This is a selected list of freeware video games implemented as traditional executable files that must be downloaded and installed. Freeware games are games that are released as freeware and can be downloaded and played, free of charge, for an unlimited amount of time. This list does not include: Open source games (see List of open-source video ...
Set ion thrusters to "race" in today's Game of the Day! IonDrift:epsilon puts you in a futuristic race where fearless pilots risk everything to claim the title of the Ultimate Racer! Blast along ...
The phosphotungstate anion, an example of a polyoxometalate. In chemistry, a polyoxometalate (abbreviated POM) is a polyatomic ion, usually an anion, that consists of three or more transition metal oxyanions linked together by shared oxygen atoms to form closed 3-dimensional frameworks.
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