The chemical symbol of technetium is Tc.
Technetium is in the period 5 of the periodic table.
Technetium is in the group 7, period 5 of the periodic table.
Technetium is placed in the group 7 (manganese group) and period 5 of the periodic table of Mendeleev. The atomic number is 43.
Technetium has the symbol of Tc. It has the atomic number of 43.
Technetium. It has 43 protons and 55 neutrons and, of course, 43 electrons.
the answer is Technetium
The element technetium is a transitional metal. A link is provided to the Wikipedia article on technetium.
Ruthenium.
The properties of technetium were predicted on the basis of the periodic table.
Technetium was predicted on the basis of the periodic table of Mendeleev because the number 43 remained empty.
Technetium is placed in the group 7 (manganese group) of the periodic table.
Technetium is placed in the group 7 (manganese group) and period 5 of the periodic table of Mendeleev.