- atom and a
triple bond with the
other carbon atom). Each
carbon atom is
tetravalent (valence 4), but has
oxidation state −1. * The
perchlorate ion ClO−4...
-
brand name
Dengvaxia and made by
Sanofi Pasteur, is a live
attenuated tetravalent vaccine that is
administered as
three separate injections, with the initial...
- the
diagram at left, the
molecule can be
inscribed in a cube with the
tetravalent atom (e.g. carbon) at the cube
centre which is the
origin of coordinates...
- lanthanides, but
uranium does not
favour the
trivalent state,
preferring to be
tetravalent or hexavalent. On the
other hand, lanthanide-like
configurations for...
- of
terbium is +3 (trivalent), such as in TbCl 3. In the
solid state,
tetravalent terbium is also known, in
compounds such as
terbium oxide (TbO2) and...
- element; it has
symbol C and
atomic number 6. It is
nonmetallic and
tetravalent—meaning that its
atoms are able to form up to four
covalent bonds due...
-
formula ThP7. This is the most phosphorus-rich
binary compound of a
tetravalent thorium.
Thorium heptaphosphide can be
synthesized from the elements...
- corner-sharing SiO 4 tetrahedra.
Sodium is
present as an extra-framework
cation (in green). Si
atoms can be
partially replaced by Al or
other tetravalent metals....
- protactinium(V). Thus
tetravalent protactinium in
solutions is
obtained by the
action of
strong reducing agents in a
hydrogen atmosphere.
Tetravalent protactinium...
- Si−O−Si−O−Si...).[citation needed] Many
groups can be
attached to the
tetravalent silicon centres, but the
dominant substituent is
methyl or sometimes...
