All the following statements about the transitional elements are true except that
All of the transitional elements are predominantly metallic
In aqueous solution many of their simple ions are coloured
Most of the transitional elements show pronounced catalytic activity
Most of the transitional elements show only one valence state
Assertion : Magnetic moment of $Dy$ is highest among lanthanoids.
Reason : Orbital motion contributes magnetic moment.
The spin only magnetic moment value of $Cr(CO)_6$ is
Which of the following ions is paramagnetic
Among the following, the compound that is both are diamagnetic and coloured is
Nickel steel contain $\%$ of $ Ni$