Which of the following statements is incorrect?
Mercurous ion exists as $Hg^+$
Mercurous ion is diamagnetic and exists as dimer $Hg_2^{2+}$
Mercurous ion is colourless
There is a metallic bond between two $Hg^+$ ions
Which of the following is wrongly matched
Chloride of which of the following element is coloured
Solder is an alloy of
Magnetic moment of $x^{n+}$ is $\sqrt {24} $ $B.M.$ Hence No. of unpaired electron and value of $'n'$ respectively. (Atomic number $= 26$)
Which metal is present in brass, bronze and German silver