本题目来源于试卷: Classification of Matter A.1 Periodic Table Elements Classification，类别为 IB化学
[单选题]
Which of the followic(4b2z *vpi;tjp sp;vng is NOT teokin14)7ky ;rk a8wyqm6b)l rue of metals?
A. Metals tend to have higher ionization energies than nonmetals across the same period
B. Metals have a small number of electrons in their valence energy level
C. Metals are found on the left side of the periodic table
D. Metals tend to form cations in ionic bonding
参考答案: A
本题详细解析:
Explanation： Across the same period, metals have lower ionization energies than non-metals due to lower nuclear charges with the same number of shells (shielding effect).
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