Most of the transition elements are attracted to the external magnetic fields because the spin of unpaired electrons in the sublevel (d) produces a magnetic field that makes the atom attracted to the external...
The transition elements occupy the middle of the periodic table between (s) and (p) blocks, Including more than 60 elements (more than half the number of known elements), These elements can be classified into...
The modern periodic table consists of 7 periods ( horizontal rows ) , 18 groups ( vertical columns ) , The elements are arranged ascendingly according to their atomic numbers and the way to...
