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.
contain paired electrons which are repelled by magnetic field force -
D.
have delocalized valence electrons
Correct Answer: Option B
Explanation
Paramagnetism is a characteristic possessed by an atom with an unpaired electron.