Примери коришћења Oxygen atom на Енглеском и њихови преводи на Српски
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That's an oxygen atom.
Compounds of divalent sulfur ortrivalent phosphorus are known to be easily oxidized hence mainly used to remove oxygen atom.
Just draw an oxygen atom.
Each oxygen atom has a slight negative charge and each hydrogen atom has a slight positive charge, and in chemistry, opposites attract.
It has one more oxygen atom than water.
It converts hydrazones of hindered ketones into the corresponding selenoketones,the structural analogs of ketones whereby the oxygen atom is replaced with a selenium atom. .
The ring includes an oxygen atom and the pyrrole contains a nitrogen atom. .
For example, it is sometimes difficult to discern the origin of an oxygen atom in the final product;
Two hydrogen atoms and one oxygen atom are joined to make a water molecule.
Water(H20) is a stubby molecule with a slightly positive charge on the hydrogen(H) end, anda slightly negative charge on the oxygen(O) end(the oxygen atom actually“steals” electrons from the hydrogen atoms).
The key difference is that an oxygen atom replaces the methylation and 2 carbon in the 17 position.
In the field of biochemistry,O-linked glycosylation is the attachment of a sugar molecule to an oxygen atom in an amino acid residue in a protein.
The key difference is that an oxygen atom replaces the methylation and 2 carbon in the 17 position.
This functional group,which consists of a carbon atom bonded to a hydrogen atom and double-bonded to an oxygen atom(chemical formula O=CH-), is called the aldehyde group.
A lone pair of electrons on an oxygen atom can be donated to a hydrogen ion(proton) or a metal ion in a typical Lewis acid-Lewis base interaction.
Two adjacent tetrahedra may share a vertex,meaning that the oxygen atom is a bridge connecting the two silicon atoms. .
Because the oxygen atom that is replaced by F-18 to generate FDG is required for the next step in glucose metabolism in all cells, no further reactions occur in FDG.
For example two hydrogen atoms and one oxygen atom combine to make one water molecule.
The oxygen atom close to CuB picks up one electron from Cu+, and a second electron and a proton from the hydroxyl of Tyr(244), which becomes a tyrosyl radical: The second oxygen is converted to a hydroxide ion by picking up two electrons and a proton.
Is there too little oxygen, so that only one oxygen atom reacts with the carbon carbon monoxide(CO), which is toxic.
These constitute a major intracellular source of iron and carbon monoxide There are two types of oxygenases: Monooxygenases, or mixed function oxidase,transfer one oxygen atom to the substrate, and reduce the other oxygen atom to water.
For example, the oxygen in the air is madeof two oxygen atoms(O2), but water is made of two hydrogen atoms and one oxygen atom(H2O).
An exercise in perspective, by focusing simply on the negative, we can easily be tricked into thinking just about anything is bad, even something as necessary to life as water,made of two hydrogen atoms and one oxygen atom, hence dihydrogen monoxide.
Electrostatic potential map of a water molecule,where the oxygen atom has a more negative charge(red) than the positive(blue) hydrogen atoms. .
Number of particles is a more useful unit in chemistry than mass or weight, because reactions take place between atoms(for example, two hydrogen atoms and one oxygen atom make one molecule of water)that have very different weights(one oxygen atom weighs almost 16 times as much as a hydrogen atom). .
Don't you find it incredible that two hydrogen atoms and an oxygen atom can combine to create something so beautiful so useful, so essential?
For example, it is sometimes difficult to discern the origin of an oxygen atom in the final product; since it may have come from water or from part of the substrate.
Furan is aromatic because one of the lone pairs of electrons on the oxygen atom is delocalized into the ring, creating a 4n+ 2 aromatic system similar to benzene.
For instance, the oxygen in the air is made from 2 oxygen atoms(O 2),however water is made from 2 hydrogen atoms and one oxygen atom(H 2 O).
Furan is aromatic because one of the lone pairs of electrons on the oxygen atom is delocalized into the ring, creating a 4n+ 2 aromatic system(see Hückel's rule) similar to benzene.