The second and third rows of transition elements resemble each other much more than they resemble the first row. Explain why ?
Which element is alloyed with copper to form bronze
The spin only magnetic moments (in $BM$) for free $\mathrm{Ti}^{3+}, \mathrm{V}^{2+}$ and $\mathrm{Sc}^{3+}$ ions respectively are (At.No. $Sc: 21; Ti : 22; V : 23)$
Which $d-$ block element is expected to have highest enthalpy of atomisation, among the following ?
Which one of the following species is stable in aqueous solution ?
In nitroprusside ion, the iron exists as $Fe^{2+}$ and $NO$ as $NO^+$ rather than $Fe^{3+}$ and $NO$ respectively. These forms of ions are established with the help of