化学符号如何读?急!
化学符号如何读?急!
化学人气:880 ℃时间:2020-06-09 01:32:16
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读起来就是读英语的字母,如铁 Fe 就是分别读F和e就好了①二元化合物.一般先说后面的,再说前面的.SO2 二氧化硫HCl 氯化氢Mg2N3 氮化镁特例:氮、磷、砷、锑、铋的氢化物:先说前面的.PH3 磷化氢NH3 氨(一般就...
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