-
lower than that of
iodine (2.66) and the same as hydrogen. In
hydrogen astatide (HAt), the
negative charge is
predicted to be on the
hydrogen atom, implying...
-
Hydrogen astatide, also
known as
astatine hydride, astatane,
astatidohydrogen or
hydroastatic acid, is a
chemical compound with the
chemical formula HAt...
-
Sodium astatide is a
binary inorganic compound of
sodium and
astatine with the
chemical formula NaAt.
Sodium astatide solution has been
prepared by distilling...
- electropositive) than the halogen, to make a fluoride, chloride, bromide, iodide,
astatide, or
theoretically tennesside compound. The
alkali metals combine directly...
- is in the form of: H2 + X2 → 2HX However,
hydrogen iodide and
hydrogen astatide can
split back into
their constituent elements. The hydrogen-halogen reactions...
-
compounds Other anions Sodium fluoride Sodium bromide Sodium iodide Sodium astatide Other cations Lithium chloride Pot****ium
chloride Rubidium chloride Caesium...
-
cobalt complexes. All
trihalides of ****nic(III) are well
known except the
astatide,
which is unknown. ****nic
pentafluoride (AsF5) is the only
important pentahalide...
- are known; the
unstable ones are not known, with the
exception of
sodium astatide,
because of the
great instability and
rarity of
astatine and francium....
- nonmetals,
including hydrogen astatide HAt and
carbon tetraastatide CAt4. At−
anions have been
reported to form
astatides with silver, thallium, palladium...
-
compounds Hydrogen fluoride Hydrogen bromide Hydrogen iodide Hydrogen astatide Except where otherwise noted, data are
given for
materials in
their standard...
