Which one of the following is paramagnetic
Which one of the following is paramagnetic
- A
$Zn^{2+}$
- B
$Ni^{2+}$
- C
$Cu^{+}$
- D
none of the above
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The spin only magnetic moment value of $Cr(CO)_6$ is
The spin only magnetic moment value of $Cr(CO)_6$ is
Paramagnetism is not exhibited by
Paramagnetism is not exhibited by
Generally metal ion and their salts are coloured due to presence of unpaired electrons in metal ions. Which of the following compounds are coloured
Generally metal ion and their salts are coloured due to presence of unpaired electrons in metal ions. Which of the following compounds are coloured
For the ions $Zn ^{2+}, \,Ni ^{2+}$ and $Cr ^{3+}$ which among the following statements is correct ?
(Atomic number of $Zn =30,\,Ni =28$ and $Cr =24$ )
For the ions $Zn ^{2+}, \,Ni ^{2+}$ and $Cr ^{3+}$ which among the following statements is correct ?
(Atomic number of $Zn =30,\,Ni =28$ and $Cr =24$ )
- [AIIMS 2019]
Besides $Zn$ and $Cu$, german silver contains the metal
Besides $Zn$ and $Cu$, german silver contains the metal