Trivalent sentence example
Terbium appears to be trivalent.
Carbon was joined with silicon, zirconium and titanium, while boron, being trivalent, was relegated to another group. A general classification of elements, however, was not realized by Frankland, nor even by Odling, who had also investigated the question from the valency standpoint.
If a certain minimum charge must be collected in order to start coagulation, it will need the conjunction of 6n monovalent, or 3n divalent, to equal the effect of 2n trivalent ions.
Such a reaction can only take place if the addition of the alkyl group takes place on the nitrogen atom of the isonitrile, from which it follows that the nitrogen atom must be trivalent and consequently the carbon atom divalent.
If we assume that a certain minimum electric charge must be brought into contact with a group of colloid particles to produce coagulation, twice as many univalent ions must collect to produce the same effect as a number of divalent ions, and three times as many as an effective number of trivalent ions.Advertisement
It is trivalent.
Similarly the trivalent phosphorus in the ordinary white form shows such resistance as if it were practically stable; on the other hand the red modification is in reality also stable, being formed, for instance, under the influence of light.
The first two give origin to well-defined series of salts, the ferrous salts, wherein the metal is divalent, and the ferric salts, wherein the metal is trivalent; the former readily pass into the latter on oxidation, and the latter into the former on reduction.
Spray given off from vessels at which an electrolytic chromium process is carried on, except trivalent chromium.
The current vaccine being distributed by the Department of Veterinary Services is a trivalent vaccine, which protects against only three FMD strains.Advertisement
Unlike other trivalent chromium compounds, chromium picolinate is soluble in water at neutral pH.
Other things which are additional evidence includes a common abundance of Iron Disulfide and trivalent iron in these bodies.
The message was clear change from the carcinogenic hexavalent form to less hazardous trivalent form where possible or face increasing restrictions and controls.