1) protonation constant
加质子常数
1.
The complexation selectivities of different structures of tannins with Fe3+,Cu2+,Zn2+,Ni2+ ions were investigated and factors affecting protonation constant and stability constant were discussed.
1 mol/L的NaCl溶液中单宁酸、橡椀单宁、黑荆树单宁的加质子常数和若干金属络合物稳定常数,考察了单宁结构单元对Fe3+、Cu2+、Zn2+、Ni2+的离子络合选择性的影响,讨论了影响加质子常数和稳定常数的因素。
2) protonation constants
质子化常数
1.
Determination of over-all protonation constants for two tetraphenylporphyrin derivatives;
两种四苯基卟啉衍生物的表观质子化常数测定
2.
The protonation constants of them and of 4-(pyridyl-2'-methyl)-1,4,7,10-tetraazacy-.
测定了该配体和4-(吡啶-2'-甲基)-1,4,7,10-四氮杂环十三烷-11,13-二酮配体的质子化常数及它们与CU(Ⅱ)形成的二元配合物,与Cu(Ⅱ)-bipy形成的三元配合物的稳定常数。
3) protonation constant
质子化常数
1.
The protonation constant is lgkp = - 2.
用萃取法对二溴对甲基偶氮羧进行了纯化,并用分光光度法研究了二溴对甲基偶氮羧的质子化和五级离解作用,测定了其质子化常数和逐级离解常数,获得满意的效果。
2.
The dissociationconstant(pK_a) of the first hydroxyl group onnaphthalene ring in basic region and theprotonation constant (logK_p) of DBONA inacidic medium were determined to be 10.
测定的其离解常数(pK_a)、质子化常数(logK_p)分别为10。
3.
The first and secondary protonation constants of oxalic acid, propanedioic acid, succinic acid, cis-butnedioic acid, o-phthalic acid, pentanedioic acid and hexanedioic acid have been determined by potential-pH method.
用pH-电位滴定法测定草酸、丙二酸、丁二酸、顺丁烯二酸、邻苯二甲酸、戊二酸和己二酸等7种常见二元羧酸的第一、二级质子化常数,对实验结果进行了讨论。
4) UV-Vis spectrometry
表观质子化常数
5) proton dissociation constants
质子离解常数
6) protonation equilibrium constant
质子化平衡常数
1.
The protonation equilibrium constants of N,N′—Dicarboxymethyl Macrocyclic Ether\|bis\|Lactone (Ⅰ, Ⅱ,Ⅲ) and the stability constants of their complexes coordinating with Mg\+\{2+\}, Ca\+\{2+\}, Sr\+\{2+\}, Ba\+\{2+\}, Cu\+\{2+\}, Zn\+\{2+\}, Cd\+\{2+\}, Pb\+\{2+\} metal ions in aqueous solution I = 0.
10 m ol·dm 3(NMe4NO3) 条件下测定了N,N′—二羧甲基大环醚双内酯(Ⅰ,Ⅱ,Ⅲ) 的质子化平衡常数,及其与Mg2+ ,Ca2+ ,Sr2+ ,Ba2+ ,Cu2+ ,Zn2+ ,Cd2+ ,Pb2+ 金属离子配合的平衡常数,讨论了醚环大小对平衡常数、配位方式以及配体稳定性的影响。
补充资料:阿佛加德罗常数
0.012kg12c含有的碳原子个数称为阿佛加德罗常数,用n0表示,单位是个/摩。1摩尔任何物质均含n0个微粒。n0的近似数值为6.02×1023,可通过单分子膜法、电解法等测出。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条