过渡元素原子最外层电子数都是2吗?

2个回答

  • 过渡元素原子最外层电子数是1或2,按能量最低原理排

    这是1-18号的

    http://image.baidu.com/i?ct=503316480&z=0&tn=baiduimagedetail&word=%BA%CB%CD%E2%B5%E7%D7%D3%C5%C5%B2%BC&in=382&cl=2&cm=1&sc=0&lm=-1&pn=16&rn=1&di=2707466720&ln=75

    19-36我就用打的

    K (+19)2 8 8 1

    Ca (+20)2 8 8 2

    Sc (+21)2 8 9 2

    Ti (+22)2 8 10 2

    V (+23)2 8 11 2

    Cr (+24)2 8 13 1

    Mn (+25)2 8 13 2

    Fe (+26)2 8 14 2

    Co (+27)2 8 15 2

    Ni (+28)2 8 16 2

    Cu (+29)2 8 18 1

    Zn (+30)2 8 18 2

    Ga (+31)2 8 18 3

    Ge (+32)2 8 18 4

    As (+33)2 8 18 5

    Se (+34)2 8 18 6

    Br (+35)2 8 18 7

    Kr (+36)2 8 18 8