Which of the Following Is Uncharacteristic for the Elements of the First

question 78

Multiple Choice

Which of the following is uncharacteristic for the elements of the first transition series?

• A)an inner core of electrons in the argon configuration
• B)two 4s electrons for eight elements,and one 4s electron for Cr and Cu
• C)a number of 3d electrons ranging from one for Sc to ten for Cu and Zn
• D)except for Sc and Ti,only minor variation in atomic radii
• E)only one possible oxidation state per element,different for each

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