iron atom

collocation in English

meaningsofironandatom

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withatomoriron.
iron
noun
uk
/aɪən/us
/aɪrn/
a chemical element that is a common greyish-coloured metal. It is strong, used in making steel, and exists in very small amounts ...
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atom
noun[C]
uk
/ˈæt.əm/us
/ˈæt̬.əm/
the smallest unit of any chemical element, consisting of a positive nucleus surrounded by negative electrons. Atoms can combine to form ...
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(Definition ofironandatomfrom theCambridge English Dictionary© Cambridge University Press)

Examplesofiron atom

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
The hydrogen and iron atoms are electrically neutral in this compound.
From
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The initial electron from a ferredoxin molecule can be transferred via the iron-sulfur center directly to the disulfide that is in close contact with oneironatomof the cluster.
From theCambridge English Corpus
Photolysis causes the release of anironatomand two molecules of carbon monoxide.
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Three molecules of the drug therefore coordinate to oneironatom, forming an orthorhombic structure.
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In most, this heterometal complex has a central molybdenum atom, though in some species it is replaced by a vanadium orironatom.
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Six chlorines are coordinated to the centralironatomleading to octahedral geometry.
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It was determined to have 712 carbon, 1,130 hydrogen, 243 oxygen, two sulfur atoms, and at least oneironatom.
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Each heme group contains oneironatom, that can bind one oxygen molecule through ion-induced dipole forces.
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The structure helped explain puzzles about ferrocene's conformers, the molecule features anironatom "sandwiched" between two parallel cyclopentadienyl rings.
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Like all members of this family, it is a hemoprotein, i.e. a protein containing a heme group with anironatom.
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A heme is a prosthetic group that consists of anironatomcontained in the center of a heterocyclic porphyrin ring.
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This is often the case with biological porphyrin compounds, especially with anironatomin the center.
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A porphyrin with anironatomof the type found in myoglobin, hemoglobin, or certain cytochromes is called heme.
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Natural ferroverdin has thermodynamic specificity for fac geometry where the ligands have cis arrangements around the bivalentironatomin low spin.
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Eachironatomin these clusters is coordinated by an additional amino acid, usually by the sulfur atom of cysteine.
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Heme is a good example: theironatomis at the centre of a porphyrin macrocycle, being bound to four nitrogen atoms of the tetrapyrrole macrocycle.
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In oxyhemoglobin theironatomis located in the plane of the porphyrin ring, but in the paramagnetic deoxyhemoglobin the iron atom lies above the plane of the ring.
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All forms of nitrogenase require at least 34 iron atoms for each fully assembled nitrogenase molecule.
From theCambridge English Corpus
The central 300 amino acids make up a catalytic core, in which all the residues necessary for catalysis are located, along with a non-covalently boundironatom.
From
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Carbon, other elements, and inclusions within iron act as hardening agents that prevent the movement of dislocations that naturally exist in theironatomcrystal lattices.
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Whereas hemoglobin carries its iron atoms in porphyrin rings (heme groups), the copper atoms of hemocyanin are bound as prosthetic groups coordinated by histidine residues.
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Wikipedia
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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Go to the definition ofiron
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See other collocations withatom
See other collocations withiron