Chemistry, 06.09.2021 06:10 mdegracia73

Below are sets of element that belong to the same period identify which element in each set does not belong to the period. 1. Potassium, Titanium, Combalt, Silicon, Zinc
2.Cesium, Tantalum, Hydrogen, Platinum, Lead
3.Carbon, Gold, Nitrogen, Oxygen, Neon
4.Phosphorus, Sulfur, Cholorine, Argon, Silver
5.Rudium, Cadmium, Tin, Strontium, Bromine

PLS ANSWER THIS I REALLY NEED IT

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