n
(chemistry) platinum dioxide, a dark brown powder that is a catalyst for hydrogenation and hydrogenolysis in organic synthesis
n
(automobiles) Automotive antifreeze, a solution of ethylene glycol, used as an additive to water or replacement for water, in the radiators of motorcars.
adj
(chemistry) Combined or prepared with antimony.
n
Alternative form of Bakelite [A heat-resisting chemically inert phenol formaldehyde resin (an early thermosetting plastic).]
n
(obsolete, inorganic chemistry) A poorly-characterized phosphorescent substance obtained by heating calcium nitrate.
adj
(chemistry) Of or pertaining to a base; having a pH greater than 7.
adj
(organic chemistry) metallated with two atoms of metal per molecule
n
(chemistry) Reaction with a bisulfite
adj
Of, relating to, or containing carbon.
adj
From which fluorine (or fluoride) has been removed
n
(organic chemistry) The removal of a sulfonic acid group
n
(organic chemistry) Any compound (especially a class of drugs) having two phosphonate groups
adj
(organic chemistry) sulfated in two positions
adj
(chemistry) modified by the addition of two sulfonate groups
adj
(chemistry) Treated or reacted with fluorine or hydrofluoric acid.
n
(organic chemistry) Any reaction involving the introduction of a formyl group.
v
(chemistry, transitive) to treat with, or react with, a halogen or a hydrohalic acid
n
An aqueous solution of hydrogen peroxide, containing at least 85% hydrogen peroxide, often also containing a stabilizer to prevent decomposition
n
(inorganic chemistry) A colourless liquid, H₂O₂, soluble in water, used as a mild antiseptic, bleaching agent (especially for bleaching hair), oxidizing agent and chemical reagent.
adj
that has been treated, or reacted with hydrogen; especially describing a saturated fat so obtained from an unsaturated fat
adj
(chemistry) Having a highly branched structure
n
(chemistry) A ligand composed of a metal atom or ion
adj
Alternative form of monoacidic [(chemistry, of a base) That is capable of neutralizing one mole of a monobasic acid]
n
Alternative spelling of monounsaturates
adj
(chemistry) Modified by the addition of a single sulfate group
adj
(organic chemistry) Modified by the addition of a single sulfonate group
adj
Of, pertaining to, or containing, nitrogen.
n
(chemistry) Any reaction with nitric acid that results in the breakup of a molecule
n
(physiology) The reaction of body tissues to nitric oxide, nitrous oxide or similar species at levels greater than can be neutralized.
adj
(now historical) Pertaining to or composed of nitre; having the properties of nitre, bitter.
v
(chemistry) To react with osmium tetroxide
v
To coat (steel, etc.) with an oxalate.
n
(inorganic chemistry) A condensation reaction in which an oxo bridge is formed between two metal centres.
adj
(chemistry) Containing oxygen, or oxygen-containing radicals, as substituents
n
A stabilised solution of hydrogen peroxide
n
(organic chemistry) The addition of persulfide bonds
n
a form of gummite containing phosphorus
adj
Alternative spelling of phosphoreal [(obsolete) of or relating to phosphorus]
adj
Of a substance, having been combined or treated with phosphorous.
adj
Alternative spelling of phosphureted [(obsolete, chemistry) treated, or reacted with phosphorus]
adj
(chemistry, of a salt) having two or more atoms of a univalent metal
adj
(chemistry) Of, pertaining to, or containing a polycation.
n
(chemistry) any multiply charged ion; a polycation or polyanion.
n
(chemistry) A structure consisting of multiple prismanes stacked base to base.
adj
(chemistry, of an acid or a base) That can donate (or accept) more than one proton; polybasic.
n
(chemistry) A polyelectrolyte.
n
(chemistry) reaction with many sulfate groups
n
(chemistry) Any protonated solvent (containing hydrogen atoms), especially when residually present during NMR spectroscopy
n
(chemistry) Any compound that is readily converted into an isomeric form that is basic
n
(chemistry) Any polymer that becomes anionic in the presence of a suitable electrolyte
n
(inorganic chemistry) The acid formed by removing a molecule of water from two molecules of phosphoric acid, H₄P₂O₇; this reaction slowly reverses in the presence of water.
n
Abbreviation of reactive oxygen species. [(chemistry) Any peroxide, singlet oxygen or similar material that is a reactive oxidizing agent]
adj
To which selenium has been added
n
(chemistry) Modification by the addition of a sulfate group
n
(organic chemistry) The cleavage of disulfide bonds by reaction with sulfite
n
(biochemistry) A conjugate linked via sulfate groups
n
(biochemistry) conjugation via sulfate groups
adj
(chemistry) That has been modified by the addition of sulfonyl groups
n
(organic chemistry) Reaction with, or conversion to a sulfoxide
n
(chemistry) Reaction with a sulfuryl group
n
reaction with a sulphinate
adj
Alternative spelling of sulfuretted [treated, impregnated or reacted with sulfur]
n
(chemistry) any compound having a very high basicity
n
(chemistry) A chemical reaction whereby a primary or secondary alcohol is oxidized to an aldehyde or ketone using oxalyl chloride, dimethyl sulfoxide (DMSO) and an organic base such as triethylamine.
adj
(chemistry) Modified by the addition of four sulfate groups
adj
Modified by the addition of four sulfonate groups
n
(organic chemistry) Any reaction of a thallium compound with an organic compound in which a thallium to carbon bond is formed.
n
(chemistry) Treatment or reaction with zirconia or any zirconium compound
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