怡文 發問於 科學及數學化學 · 1 十年 前

化學一問...........

The non-metallic element selenium (Se) has six outermost shell electrons in its atoms .

a ) To which group in the periodic table does selenium belong?

b ) Hydrogen selenide is a compound made up of hydrogen and selenium .

i ) Predict the type of bonding present in hydrogen selenide .

ii ) Draw an electron diagram for hydrogen selenide , showing electrons in the outermost shells only .

2 個解答

評分
  • 1 十年 前
    最佳解答

    a) Selenium belong Group VI

    b) i) Covalent bond.

    ii) Sorry! I can't draw picture here.

  • CK
    Lv 7
    1 十年 前

    a) Group VI

    b) i) Covalent bond.

    ii) Sorry! it is hard to draw picture here.

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