QUESTION IMAGE
Question
the noble - gas notation for tin (sn) will contain the symbol
ar.
kr.
xe.
rn.
Brief Explanations
锡(Sn)的原子序数为50,在元素周期表中位于第五周期。惰性气体符号表示法是用最近的前一个惰性气体的电子构型来简化表示。第四周期的惰性气体是氪(Kr,原子序数36),锡的电子构型可以从氪开始书写后续电子排布。
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[Kr].