All the following statements about the transitional elements are true except that

  • A

    All of the transitional elements are predominantly metallic

  • B

    In aqueous solution many of their simple ions are coloured

  • C

    Most of the transitional elements show pronounced catalytic activity

  • D

    Most of the transitional elements show only one valence state

Similar Questions

For the first row transition metals the ${E^\Theta }$ values are: 

${E^\Theta }$ $V$ $Cr$ $Mn$ $Fe$ $Co$ $Ni$ $Cu$
$\left( {{M^{2 + }}/M} \right)$ $-1.18$ $-0.91$ $-1.18$ $-0.44$ $-0.28$ $-0.25$ $+0.35$

Explain the irregularity in the above values.

The number of hydrogen bonded water molecule(s) associated with $CuSO_4\cdot 5H_2O$ is

  • [NEET 2019]

Find the species having the magnetic moment value of $5.92\   BM$

Which alloy contains non metal

The melting point of $Zn$ is lower as compared to those of the other elements of $3d$ series because