Question

salts of[normal / transition] elements are generally coloured. From the ions Kl+, Cr3+, Fe2+, Ca²+, S032-,
(a) Salts of
MnO4'-, NO3-, the ions generally coloured are
of NaOH is
[Zn(OH)2 / Fe(OH)3 / Fe(OH)21.​

Answer 1

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