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When covalent bonds link long chains of atoms in large molecules, however ( as in polymers such as nylon ), or when covalent bonds extend in networks though solids that are not composed of discrete molecules ( such as diamond or quartz or the silicate minerals in many types of rock ) then the structures that result may be both strong and tough, at least in the direction oriented correctly with networks of covalent bonds.
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When and covalent
When boron forms three covalent bonds, as in the borate ion, BO < sub > 3 </ sub >< sup > 3 -</ sup >, it has a share in three pairs of electrons.
When these compounds are mixed, the amine groups react with the epoxide groups to form a covalent bond.
When covalent bond formation takes place between the molecules and when large molecules are formed, the reactions tend to be very slow.
When and bonds
When two distinct elements are chemically combined, with the atoms held together by chemical bonds, the result is termed a chemical compound.
When a central bank wishes to purchase more bonds than their respective national governments make available, they may purchase private bonds or assets denominated in foreign currencies.
When applied to the simplest two-electron molecule, H < sub > 2 </ sub >, valence bond theory, even at the simplest Heitler-London approach, gives a much closer approximation to the bond energy, and it provides a much more accurate representation of the behavior of the electrons as chemical bonds are formed and broken.
When a protein is denatured, the secondary and tertiary structures are altered but the peptide bonds of the primary structure between the amino acids are left intact.
When a chain has many cis bonds, it becomes quite curved in its most accessible conformations.
When the soul sheds its karmic bonds completely, it attains divine consciousness.
When dissolving a lipophilic or amphiphilic substance in a polar environment, the polar molecules ( i. e., water in an aqueous solution ) become more ordered around the dissolved lipophilic substance, since the polar molecules cannot form hydrogen bonds to the lipophilic areas of the amphiphile.
When a company wants to raise money for long term investment, one of its first decisions is whether to do so by issuing bonds or shares.
When a government wants to raise long term finance it will often sell bonds to the capital markets.
When police raided Burke's bungalow, they found a large trunk containing a bullet-proof vest, almost $ 320, 000 in bonds recently stolen from a Wisconsin bank, two Thompson submachine guns, pistols, two shotguns, and thousands of rounds of ammunition.
When thirteen of these colonies rebelled, entering a war of secession, the strong bonds of blood, commerce, and history meant that most Bermudians sympathised with the rebels.
When this light encounters a pigment, parts of the spectrum are absorbed by the chemical bonds of conjugated systems and other components of the pigment.
When such CDOs are backed by assets of dubious value, such as subprime mortgage loans, and lose market liquidity, the bonds and their derivatives become what is referred to as " toxic debt ".
When a bond issue is underwritten, one or more securities firms or banks, forming a syndicate, buy the entire issue of bonds from the issuer and re-sell them to investors.
When the bill to reimburse émigrés went through in April, at a cost to the state of approximately 988 million francs ( le milliard des émigrés ), it was financed by government bonds at a value of 600 million francs, at an interest rate of 3 %.
When Regina asks Horace outright for the money, he refuses, so Leo, a bank teller, is pressured into stealing his uncle Horace's railroad bonds from the bank's safety deposit box.
* When the Frankenstein Monster breaks free of his bonds on the operating table in the climactic chase / fight scene, one of his neck electrodes clearly pulls off of his neck.
When the granulate dries, the crystallization of any solids that had dissolved in the liquid will form solid bonds between the particles.
When people speak of a high-energy phosphate pool, they speak of the total concentration of these compounds with these high-energy bonds.
In 1903, When the bonds were paid off early, they celebrated by having a bond-burning celebration.
When and link
When this hydrological link is not present, the Black Sea is a lake, operating independent of the global ocean system.
When construction of roads and bridges in Liberia and Sierra Leone is complete, the highway will link to another seven Economic Community of West African States ( ECOWAS ) nations to the west and north-west.
When in 1981 François Mitterrand was elected president Denard lost the support of the French intelligence service, but he managed to strengthen the link between SA and the Comoros.
When experiencing an event for the first time, a link is formed in the hippocampus allowing us to recall that event in the future.
When the database was first opened, the program was handed back a link to the first record in the database, which also contained pointers to other pieces of data.
When a twisted pair or fiber link segment is used and neither end is connected to a repeater, full-duplex Ethernet becomes possible over that segment.
When the Pictish elite converted to Christianity is uncertain, but traditions place Saint Palladius in Pictland after he left Ireland, and link Abernethy with Saint Brigid of Kildare.
When enough rock is melted, the small globules of melt ( generally occurring in between mineral grains ) link up and soften the rock.
:* When one types a command to the OS-9 shell, it will look first in the current module directory for a module of the specified name and will use it ( and increase its link count ) if found, or it will look on disk for an appropriately named file if not.
When providing a point-to-point telecom link using radio beyond line of sight, one uses repeaters in a microwave radio relay.
When the user activates the link ( e. g. by clicking on it with the mouse ) the browser will display the target of the link.
When the cursor hovers over a link, depending on the browser and / or graphical user interface, some informative text about the link can be shown, popping up, not in a regular window, but in a special hover box, which disappears when the cursor is moved away ( sometimes it disappears anyway after a few seconds, and reappears when the cursor is moved away and back ).
When he began to link certain Fort Worth businessmen with property in the Acre and announce their names from his pulpit, the battle heated up.
When the case studies were shown to be fictional, subjects ' belief in a link diminished, but around half of the original effect remained.
When a user clicks on such a link, the user's web browser downloads the. ram or. smil file and launches the user's media player.
When a source and display are connected, the source first queries the display's capabilities by reading the monitor EDID block over an I²C link.
When the load on a link grows so quickly that its switches experience queue overflows, congestion results and data packets are lost.
When no frames are being transmitted on a simplex or full-duplex synchronous link, a frame delimiter is continuously transmitted on the link.
When this pin was not asserted, the first byte that arrived down any link was the length of a bootstrap to be downloaded, which was placed in low memory and run.
When Ickenham obtained a railway station on the Metropolitan Railway's line between Harrow and Uxbridge, it brought with it a rail link to London.
When things finally calmed down in 1792, Colonel Antes returned to Nippenose Township and rebuilt his mill this second mill was a vital link the economy of Nippenose Township until 1873 when a new mill was built in its place.
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