Question

The metal present in the Ist group and 2nd period of the periodic table

Answer 1

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• A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements.
• A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements....
• A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements....Period 2 element.
• A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements....Period 2 element.HydrogenRubidiumStrontiumYttriumZirconiumNiobium

Answer 2

Answer:

Hydrogen, Helium Lithium, Berelum, Boron