The d-block elements are paramagnetic because they
A.
contain paired electrons which are repelled by magnetic field
B.
contain unpaired electrons in the partially filled 3d-orbital
C.
form coloured complex ions that attract magnetic lines of force
D.
have delocalized valence electrons
Answer: B
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.