Which of the following complex ion has a magnetic moment same as $[Cr(H_2O)_6]^{3+}$ ?
$[Mn(H_2O)_6]^{4+}$
$[Mn(H_2O)_6]^{3+}$
$[Fe(H_2O)_6]^{3+}$
$[Cu(H_3N)_4]^{2+}$
An ion of definite magnetic moment (spin only) is
Which one of the following ions is the most stable in aqueous solution?
(At. No. $Ti = 22, V = 23, Cr = 24, Mn = 25$)
A nitrate when mixed with common salt gives a white precipitate which is soluble in dilute $N{H_4}OH$. It is the nitrate of
The correct formula of permanganic acid is
Which of the following will act as best oxidizing agents