I know there are many explanations on who Ya’akov wrestled with. But I came across an explanation teaching it was HaSatan he wrestled with. Hoped someone could give me the sources or explanations which teach this.
Apparently the of last four, $\ce{Mg^2+}$ is closest in radius to $\ce{Li+}$. Is this true, and if so, why would a whole larger shell ($\ce{...
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