The ionisation energies of transition elements are

  • A

    less than $p-$ block elements

  • B

    more than $s-$ block elements

  • C

    less than $s-$ block elements

  • D

    Both $(a)$ and $(b)$

Similar Questions

Although $\mathrm{Cr}^{3+}$ and $\mathrm{Co}^{2+}$ ions have same number of unpaired electrons but the magnetic moment of $\mathrm{Cr}^{3+}$ is $3.87$ $B.M.$ and that of $\mathrm{Co}^{2+}$ is $4.87$ $B.M.$ Why ?

Which of the following statements are correct?

$(A)$ The electronic configuration of $Cr$ is $[ Ar ] 3 d ^{5}$ $4 s^{1}$.

$(B)$ The magnetic quantum number may have a negative value.

$(C)$ In the ground state of an atom, the orbitals are filled in order of their increasing energies.

$(D)$ The total number of nodes are given by $n-2$.

Choose the most appropriate answer from the options given below ....

  • [JEE MAIN 2022]

The metal commonly present in brass and german silver is

$CuSO_4(aq) + 4NH_3 \rightarrow X,$ then $X$ is

Which of the following pair of ions may exhibit same colour