What are (or is) not the conditions on which the substitutional solid solution form?
A) The solute atoms and the solvent atoms are of similar size. Specifically, the size oftheir atoms do not differ by more than 15%
B) The interstitial atoms are sufficiently small
C) The electron configurations ofthe solute atoms and the solvent atoms are comparable
D) The solute atoms and the solvent atoms have a common crystalline structure
第9题
A.电子效应决定按何种机理聚合,空间效应决定能否聚合
B.带有吸电子基团的单取代基烯类单体,能发生阳离子聚合
C.具有共轭效应的烯类单体,只能进行自由基聚合
D.带有两个供电子基团,且是1,1取代的烯类单体,可能进行自由基聚合
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