Assign reasons for the following :
(b) The ionization energy of 5d elements are greater than 3d elements.

Give reasons for the following: Ionization potential of the element increases across a period.

Assign reasons for the following : (i) The enthalpies of atomisation of transition elements are high. (ii) The transition metals and many of their compounds act as good catalyst. (iii) From element to element the actinoid contraction is greater than the lanthanoid contraction. (iv) The E^(@) value for the Mn^(3+)//Mn^(2+) couple is much more positive than that for Cr^(3+)//Cr^(2+) . (v) Scandium (Z = 21) does not exhibit variable oxidation states and yet it is regarded as transition element.

Assign reason for each of the following : Transition elements exhibit paramagnetic behaviour .

D and f block elements

Which of the following element will have highest ionization energy?

In the following, the element with the highest ionization energy is

In the following, the element with the highest ionization energy is

In the following, the element with the highest ionization energy is

Assign reasons for each of the following : (i) Transiti9n metals generally form coloured compounds. (ii) Manganese exhibits the highest oxidation state of+ 7 among the 3d series of transition elements.

D and F block elements