The actinoids showing +7 oxidation state are
Np and Pu in NpO3+ and PuO3+ oxocations show +7 oxidation state which are not so stable.
Transition metal with low oxidation number will act as
Which of the following pair will have effective magnetic moment equal?
Which is the least soluble in water?
Which of the following ions form most stable complex compound?
Arrange Ce3+, La3+, Pm3+ and Yb3+ in increasing order of their ionic radii
The basic character of the transition metal monoxide follows the order
(At. No. of Ti = 22, V = 23, Cr = 24, Fe = 26)
The metallic oxide which impart purple colour to pottery is
The colour of 62Sm3+ is yellow. The expected colour of 66Dy3+ is
The lanthanoids contraction relates to
A reduction in atomic size with increase in atomic number is a characteristic of elements of