- also has a
tetrahedral structure, with two
hydrogen atoms and two lone
pairs of
electrons around the
central oxygen atoms. Its
tetrahedral symmetry is...
- In a
tetrahedral molecular geometry, a
central atom is
located at the
center with four
substituents that are
located at the
corners of a tetrahedron....
- A
tetrahedral number, or
triangular pyramidal number, is a
figurate number that
represents a
pyramid with a
triangular base and
three sides,
called a...
- to as the
alternating subgroup A4 of S4.
Chiral and full (or
achiral tetrahedral symmetry and
pyritohedral symmetry) are
discrete point symmetries (or...
- In geometry, a
tetrahedrally diminished dodecahedron (also
tetrahedrally stellated icosahedron or
propello tetrahedron) is a
topologically self-dual polyhedron...
- A
tetrahedral kite is a
multicelled rigid box kite
composed of
tetrahedrally shaped cells to
create a kind of
tetrahedral truss. The
cells are usually...
-
exists in a
sequence of
regular 4-polytopes and honeycombs, {p,3,3} with
tetrahedral vertex figures, {3,3}. The
tesseract is also in a
sequence of regular...
- four-dimensional
object bounded by five
tetrahedral cells. It is also
known as a C5, pentachoron, pentatope, pentahedroid, or
tetrahedral pyramid. It is the 4-simplex...
- from
trigonal to
tetrahedral.
Tetrahedral intermediates result from
nucleophilic addition to a
carbonyl group. The
stability of
tetrahedral intermediate depends...
- hole. If an atom is
arranged on top of this
triangular hole it
forms a
tetrahedral interstitial hole. If the
three atoms in the
layer above are rotated...