The d- and f- B...

A transition metal $$X$$ has a configuration $$\left[Ar\right]3d^{5}$$ in its $$+3$$ oxidation state. Its atomic number is:-

Magnetic moments of $$V(Z = 23), Cr(Z = 24)$$ and $$Cu(Z = 29)$$ are x,y and z respectively, then which of the following is correct?

Which of the following ion will not form coloured aqueous solution?

(i) $$\underset{aq. suspension}{BaCO_3}+Na_2CrO_4+AcOH\rightarrow \underset{ppt}{M}$$
(ii) $$\underset{aq. suspension}{BaCO_3}+Na_2CrO_4+HCN\rightarrow \underset{ppt.}{N}$$
Which is the correct option regarding the given reactions?

Which one of the following shows maximum paramagnetic character?

Catalytic activity of transition metals depends on:

Find the spin magnetic moment of the $$Fe^{3+}$$.

What would be the correct order if Zn,Fe,Al and Cu are arranged in increasing order of reactivity ?

The incorrect statement is :

Which has the maximum magnetic moment?