If you think to the atomic radius (empirical) this chemical element is very probable radium.
Krypton is the 36 th element in the periodic table. It is a noble gas belonging to 4th period of the periodic table.
Be Beryllium, the 4th element on the table and an alkaline earth metal.
Beryllium has atomic no. 4.So it is the fourth element.
Periods are the horizontal rows on the Periodic Table. Cu is in the 4th row. Therefore, copper is in period 4 on the Periodic Table.
Periods are the horizontal rows on the Periodic Table. Cu is in the 4th row. Therefore, copper is in period 4 on the periodic table.
Chromium is a metal. It is located in the 4th period of the Periodic Table. It is the element with the chemical abbreviation Cr.
I stands for Iodine, (pronounce: I-o-dine) the 4th element in group 17, atomnumber 53..
Gallium is in the 4th period. It is the 31st element of the periodic table.
Iron, Fe, is the 4th largest element found on the lithosphere.
A glance at the periodic table will tell you that Beryllium, atomic #4, has 4 protons in its nucleus.
Germanium in the 4th period has 4 valence electrons.It has electronic configuration of 2 8 18 4.
Be is an element as opposed to a chemical. Be stands for Beryllium. Beryllium is the 4th element in the periodic table. It is the lightest alkaline earth metal (group 2a). It has atomic number of 4 and mass number of 9.