- A
dianion is an
anion with a net
charge of −2.
While there exist many
stable molecular dianions, such as BeF4 2− and MgF4 2−, thus far no
stable atomic...
- In
organic chemistry, a
diethynylbenzene dianion is an
anion consisting of two
ethynyl anions as
substituents on a
benzene ring. With the
chemical formula...
-
species with a
formula of [C8H8]2− and
abbreviated as COT2−. It is the
dianion of cyclooctatetraene.
Salts of the
cyclooctatetraenide anion can be stable...
- atom and one
other element in its
chemical formula. "Oxide"
itself is the
dianion (anion
bearing a net
charge of –2) of oxygen, an O2– ion with
oxygen in...
- name: ethanedioate) is an
anion with the
chemical formula C2O2−4. This
dianion is colorless. It
occurs naturally,
including in some foods. It
forms a...
- benzene, C6H6, cyclooctatetraene, C8H8, is not aromatic,
although its
dianion, C 8H2− 8 (cyclooctatetraenide), is. Its
reactivity is
characteristic of...
- of
planarity of the structure.[citation needed] On the
other hand the
dianion with 14
electrons is a Hückel
aromat and more stable.
According to in silico...
-
related butadiene-magnesium
adduct serves as a
source for the
butadiene dianion.
Complexes of dimagnesium(I) have been observed. The
presence of magnesium...
- is blue. The
molar extinction coefficient for the blue
thymolphthalein dianion is 38,000 M−1 cm−1 at 595 nm.
Thymolphthalein is also
known to have use...
-
isoelectronic with
sulfur hexafluoride, SF6, and the
hexafluorosilicate dianion, [SiF6]2−, and
hexafluoroantimonate [SbF6]−. In this anion, phosphorus...
