Which of the following ionic species will impart colour to an aqueous solution
Which of the following ionic species will impart colour to an aqueous solution
- [AIPMT 1998]
- A
$T{i^{4 + }}$
- B
$C{u^ + }$
- C
$Z{n^{2 + }}$
- D
$C{r^{3 + }}$
Similar Questions
How would you account for the following:
$(i)$ of the $d^{4}$ species, $Cr ^{2+}$ is strongly reducing while manganese $(III)$ is strongly oxidising.
$(ii)$ Cobalt $(II)$ is stable in aqueous solution but in the presence of complexing reagents it is easily oxidised.
$(iii)$ The $d^{1}$ configuration is very unstable in ions.
How would you account for the following:
$(i)$ of the $d^{4}$ species, $Cr ^{2+}$ is strongly reducing while manganese $(III)$ is strongly oxidising.
$(ii)$ Cobalt $(II)$ is stable in aqueous solution but in the presence of complexing reagents it is easily oxidised.
$(iii)$ The $d^{1}$ configuration is very unstable in ions.
Triple degenerate $d-$ orbitals are exactly half-filled in
Triple degenerate $d-$ orbitals are exactly half-filled in
Which of the following is decreasing order of $I.P_2$ ?
Which of the following is decreasing order of $I.P_2$ ?
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]
Transition elements show high melting points. Why?
Transition elements show high melting points. Why?