An alkalide is a chemical compound in which alkali metal atoms are anions (negative ions) with a charge or oxidation state of −1. Until the first discovery...
6 KB (664 words) - 17:15, 25 February 2023
dubbed "inverse sodium hydride", which contains H+ and Na− ions. Na− is an alkalide, and this compound differs from ordinary sodium hydride in having a much...
14 KB (1,339 words) - 02:55, 29 March 2024
ionophores, also have a high affinity for the sodium ion; derivatives of the alkalide Na− are obtainable by the addition of cryptands to solutions of sodium...
69 KB (8,020 words) - 23:35, 4 October 2024
PMID 28430195. S2CID 20459726. Na(−1), K(−1), Rb(−1), and Cs(−1) are known in alkalides; the table by Greenwood and Earnshaw shows −1 only for Na and also erroneously...
46 KB (14,233 words) - 23:27, 12 October 2024
last electron and acquire a positive charge, although negatively charged alkalide K− ions are not impossible. In contrast, the second ionization energy is...
94 KB (10,892 words) - 13:53, 1 October 2024
to form alkalides, and the alkalides have much theoretical interest due to their unusual stoichiometry and low ionisation potentials. Alkalides are chemically...
214 KB (23,508 words) - 15:30, 10 October 2024
compound in THF followed by the addition of NaK to give [K(18-crown-6)]Na, an alkalide salt. Crystallographic analysis reveals a relatively flat molecule but...
10 KB (1,032 words) - 21:59, 26 April 2024
been recognized in textbooks, cryptands enabled the synthesis of the alkalides and electrides. For example, addition of 2,2,2-cryptand to a solution...
9 KB (971 words) - 22:59, 4 January 2024
sodium anion Na− was reported in 1974. Since then further compounds ("alkalides") containing anions of all other alkali metals except Li and Fr, as well...
66 KB (9,089 words) - 16:23, 18 September 2024
increases the amount of calcium, iron, copper, zinc that are added through the alkalide or the vessel used in the process and niacin, riboflavin and more protein...
37 KB (5,384 words) - 19:03, 7 October 2024
ionophores, also have a high affinity for the sodium ion; derivatives of the alkalide Na− are obtainable by the addition of cryptands to solutions of sodium...
14 KB (1,527 words) - 02:23, 13 August 2023
because the N-H bond resists reduction. The chemistry of electrides and alkalides relies on amine solvents. The combination of HF and SbF5 is the basis...
8 KB (751 words) - 13:06, 27 February 2024
NH3, C2H4) and electron acceptors (F2, Cl2). She studied 2D electrides, alkalides and transition-metal diatomics. In 2017, she collaborated with Kim Jelfs...
15 KB (1,535 words) - 08:31, 4 January 2024
conditions. This not only triggered the development of thermally stable solid alkalides and electrides), but also led him and his doctoral student René Riedel...
21 KB (2,203 words) - 01:15, 31 December 2022
thought they had got rid of the Alpha Teens, they helped Paine steal Nitro Alkalide and attempt to put it into an oil pipeline. They were defeated by the Alpha...
76 KB (13,329 words) - 15:32, 18 August 2024