d block elements or transition metals
The transition metals are located in groups 3 - 12 on the Periodic Table.
The elements in group 3-12 are transition elements. They are placed in centre of periodic table.
Transition metals are located in the middle area of the periodic table, specifically in groups 3 to 12. They are known for their ability to form colored compounds and for their varied oxidation states.
There are 11 protons and 12 neutrons. And that does not depend on the periodic table. Sodium had 11 protons and 12 neutrons long before the periodic table, or even human, beings existed!
The transition metals are the most common, and are found in the middle (groups 3-12) of the Periodic Table.
12.
Groups 3-12 in the periodic table are called the transition metals. They are located in the middle of the periodic table and are known for their malleability, ductility, and ability to form colorful compounds.
There were 103 elements on the periodic table in 1968.
The groups 1-12 from the periodic table of Mendeleev contain only metals.
These groups are called Transition elements. They are present in the middle of periodic table.
The element is Magnesium. It has atomic number 12
Zinc is in group 12.