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
Explain trends in $M^{2+}/M$ standard electrode potentials.
Coloured salts are formed by
Transition element makes complex compound due to
The metal that shows highest and maximum number of oxidation state is:
Which of the following imparts green colour to the glass