Chloride of which of the following elements will be coloured
Silver
Mercury
Zinc
Cobalt
The ionic radius of $Cr$ is minimum is which of the following compounds
While filling up of electrons in the atomic orbitals, the $4 s$ orbital is filled before the $3 d$ orbital but reverse happens during the ionisation of the atom. Explain why?
Which is most reactive metal
Which one of the following characteristics of the transition metals is associated with their catalytic activity
The metal that shows highest and maximum number of oxidation state is: