In $d-$ block $3d$ series, which of the following element has maximum size ?

  • A

    $Mn$

  • B

    $Fe$

  • C

    $Zn$

  • D

    $Sc$

Similar Questions

Most stable cation in aqueous medium is

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]

Which of the following statements are correct?

$(A)$ The $M ^{3+} / M ^{2+}$ reduction potential for iron is greater than manganese

$(B)$ The higher oxidation states of first row $d$ block elements get stabilized by oxide ion.

$(C)$ Aqueous solution of $Cr ^{2+}$ can liberate hydrogen from dilute acid.

$(D)$ Magnetic moment of $V ^{2+}$ is observed between $4.4-5.2\,BM$

Choose the correct answer from the options given below:

  • [JEE MAIN 2023]

Which of the following has highest paramagnetic character

Why the transition elements are hard and have high melting and boiling points?