The melting point of $Zn$ is lower as compared to those of the other elements of $3d$ series because
The melting point of $Zn$ is lower as compared to those of the other elements of $3d$ series because
- A
the $d$ -orbitals are completely filled
- B
the $d$ -orbitals are partially filled
- C
$d$ -electrons do not participate in metallic bonding
- D
$(A)$ and $(C)$ both
Similar Questions
Although $Cr^{3+}$ and $Co^{2+}$ ions have same number of unpaired electrons but the magnetic moment of $Cr^{3+}$ is $3.87\,BM$. and that of $Co^{2+}$ is $4.87\,BM$. Why ?
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- [AIIMS 2008]
Magnetic moment of $x^{n+}$ is $\sqrt {24} $ $B.M.$ Hence No. of unpaired electron and value of $'n'$ respectively. (Atomic number $= 26$)
Magnetic moment of $x^{n+}$ is $\sqrt {24} $ $B.M.$ Hence No. of unpaired electron and value of $'n'$ respectively. (Atomic number $= 26$)