Selenium, which is in the same group as oxygen.
Kr fourth period means the fourth horizontal row on the periodic table....so the element on that row with the highest atomic number is Kr
Sodium is the fourth most abundant element on earth
It is the fourth least reactive element, followed by Mercury, Gold and Platinum.
Bromine. :)
potassium :D
Kr fourth period means the fourth horizontal row on the periodic table....so the element on that row with the highest atomic number is Kr
The first element in the fourth period of the Periodic Table is potassium (K).
the fourth hokage's element specialty is lightning
The first element in the fourth period of the periodic table is potassium (K).
In, Sn, Sb, Te, I or Xe are all representative (main group) elements in the 5th period which is numbered on the left (1-7) and a "period" is the horizontal rows.
the lighest element is berrylium.
ruthenium is the 44th element. It is a transition metal.
Lithium has a letter 'H' as the fourth letter.
Sodium is the fourth most abundant element on earth
Carbon (after hydrogen, helium and oxygen).
the fourth elements or the fourth dimension in the relativity is time. The space are the first three dimensions.
Carbon (after hydrogen, helium and oxygen).