用离子极化理论讨论下列问题:
(1)AgF在水中溶解度较大,而AgCl难溶于水;
(2)Cu+的卤化物CuX的r+/r->0.414,但它们都是ZnS型结构;
(3)Pb2+,Hg2+,I-均为无色离子,但PbI2呈金黄色,HgI2呈朱红色。
第1题
(1)Write the possible values of l when n=5.
(2)Write the allowed number of orbitals (a) with the quantum numbers n=4,l=3;(b) with the quantum numbers n=4;(c) with the quantum numbers n=7,l=6,m=6;(d) with the quantum numbers n=6,l=5.
第3题
What is electronegativity? Arrange the members of each of the following sets of elements in order of increasing electronegativities:
(1)B,Ga,Al,In (2)S,Na,Mg,Cl
(3)P,N,Sb,Bi (4)S,Ba,F,Si
第4题
Write the electron configuration beyond a noble gas core for(for example, F[He] 2s22p5)Rb,La,Cr,Fe2+,Cu2+,Tl,Po,Gd,Sn2+,Ti3+and Lu.
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