唯物辩证法原理在金属性教学中的应用

陈联梅, 康泰然, 李红梅, 漆文胜

Teaching Practice in the Metallicity of Metal Elements Based on Materialist Dialectics

Lianmei Chen, Tairan Kang, Hongmei Li, Wensheng Qi

表6 Mn+/M的标准电极电势(φϴ)

电对 φ?/V 电对 φ?/V 电对 φ?/V Li+/Li ?3.04 Be2+/Be ?1.85 Pb2+/Pb ?0.13 Rb+/Rb ?2.98 Al3+/Al ?1.66 H+/H2 0 K+/K ?2.93 Mn2+/Mn ?1.18 W3+/W 0.10 Ba2+/Ba ?2.91 Cr3+/Cr ?0.91 Cu2+/Cu 0.34 Sr2+/Sr ?2.90 Zn2+/Zn ?0.76 Hg22+/Hg 0.797 Ca2+/Ca ?2.87 Fe2+/Fe ?0.45 Ag+/Ag 0.80 Na+/Na ?2.71 Cd2+/Cd ?0.40 Pt2+/Pt 1.18 Mg2+/Mg ?2.37 Sn2+/Sn ?0.14 Au+/Au 1.69