Which of the following statements concern with transition metals ?

  • A

    compounds containing ions of transition elements are usually coloured

  • B

    the most common oxidation state is $+3$

  • C

    they easily form complexes

  • D

    All of the above

Similar Questions

Which of the following compounds is not coloured ?

The colour of copper sulphide is

  • [AIIMS 2010]

Steel differs from pig iron and wrought iron in that it contains

Chloro compound of vanadium has only spin magnetic moment of $1.73\,BM$ . This vanadium chloride has the formula :- (at no. of $V = 23$ )

Among $\mathrm{CrO}, \mathrm{Cr}_2 \mathrm{O}_3$ and $\mathrm{CrO}_3$, the sum of spin-only magnetic moment values of basic and amphoteric oxides is . . . . . . . . $10^{-2} \mathrm{BM}$ (nearest integer).

(Given atomic number of $\mathrm{Cr}$ is 24 )

  • [JEE MAIN 2024]