Correct statement for $CeO_2$ is/are
$(1)$ It is Diamagnetic in nature
$(2)$ It is a good oxidising agen
$(3)$ It is colourless compound
$1$ and $2$
$1$ and $3$
$2$ and $3$
$1,2$ and $3$
The $3d-$ metal ions are paramagnetic in nature because
$CuSO_4(aq) + 4NH_3 \rightarrow X,$ then $X$ is
Which of the following is decreasing order of $I.P_2$ ?
The aqueous solution containing which one of the following ions will be colourless
The tendency of $ 3d-$ metal ions to form stable complexes is due to their