The $3d-$ metal ions are paramagnetic in nature because
They are reducing agents
They form coloured salts
They have one or more paired $ s-$ electrons
They have one or more unpaired $ d-$ electrons
Which of the following species is expected to show the highest magnetic moment? (At. Nos.: $Cr=24$, $Mn = 25$, $Co = 27$, $Ni = 28$, $Cu = 29)$
Which of the following order is not correct
Explain the variations in atomic radii of transition elements along the period.
Identify incorrect statement
Electrons in a paramagnetic compound are