The catalytic activity of the transition metals and their compounds is ascribed to their
Ability to adopt multiple oxidation states and their complexing ability
The ability of transition elements to adopt multiple oxidation states and complexing ascribed their catalytic activity.
By annealing, steel
Carbon in wrought iron is present as
Which of the following is called white vitriol?
Nessler’s reagent is
Coinage metals show the properties of
Which of the following elements does not belong to the first transition series?
Zinc does not show variable valency like d-block elements because
Which of the following statements is not true in regard to transition elements?
Cuprous ion is colourless, while cupric ion is coloured because
Of the ions Zn2+, Ni2+ and Cr3+,
(atomic number of Zn = 30, Ni = 28, Cr = 24)