Homework Help Forum: Chemistry

Posted by Sarah on Sunday, November 1, 2009 at 9:44pm.

The ion formed by IODINE has electron configuration that resembles a. Te b. Kr c. Xe d. Br e. we cant know unless told whether it gains or loses electrons

• Chemistry - DrBob222, Sunday, November 1, 2009 at 9:48pm

  Jenny, Sarah, Dexter, Pandorah, et al. It helps if you keep the same screen name. Remember that elements tend to lose or gain electrons to make them isoelectronic (the same number of electrons) with a noble gas. I, as a non-metal, tends to gain electrons.

  
  

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