Choose an Incorrect match of colour of compounds
$MnO(OH)_2 \to $ White precipitate
$K_3[Co(NO_2)_6] \to $ Yellow precipitate
$(NH_4)_3[As(Mo_3O_{10})_4] \to $ Yellow precipitate
$(NH_4)_3[P(Mo_3O_{10})_4] \to $ Yellow precipitate
Mention the type of compounds formed when small atoms like $H$, $C$ and $N$ get trapped inside the crystal lattice of transition metals. Also give physical and chemical characteristics of these compounds.
$CuSO_4(aq) + 4NH_3 \rightarrow X,$ then $X$ is
Which of the following will act as best oxidizing agents
Which have melting point below $500\,^{\circ} C$.
Write a note on oxides and oxoanions of transition elements.