Last Updated：2025/12/29
Sentence
You
might
point
out
in
the
theory
of
oxidation
of
oils,
in
development
of
rancidity
in
oils,
that
many
methyls
accelerate
this
oxidation
of
oils.
I
do
not
want
to
burden
you
with
a
lecture
on
chemistry
but
there
are
some
methyls
like
iron
which
has
both
a
valence
of
two
and
of
three.
Another
example
is
cobalt
which
has
a
valence
of
both
two
and
three.
Quizzes for review
You might point out in the theory of oxidation of oils, in development of rancidity in oils, that many methyls accelerate this oxidation of oils. I do not want to burden you with a lecture on chemistry but there are some methyls like iron which has both a valence of two and of three. Another example is cobalt which has a valence of both two and three.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
