Locate the row containing lithium, sodium, potassium and cesium. look up these elements in the periodic table. explain why mendeleev might have grouped these elements together

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.

answerleaving cheese out to get moldy;

answerlinnaeus;