Give reason (one each) for the following :
Transition metal are good catalytic agent

Give reason (one each) for the following. a) Transition metals are good catalytic agents. b) Second ionisation Enthalpy of copper is very high. c) The spin only magnetic moment of Sc^(3+) is zero (Z = 21) .

Give reason (one each) for the following: (a) Transition metals are good catalytic agent (b) Second ionisation enthalpy of copper is very high. (c) The spin only magnetic moment of Sc^(3+) is zero (Z = 21).

Give reason (one each) for the following : Second ionisation enthalpy of copper is very high.

Give reason (one each) for the following : The spin only magnetic moment of Se^(3+) is zero (Z=21)

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

Give reasons for the following : (i) Metals are good conductors of electricity whereas non-metals are not. (ii) Ionic compounds have usually high melting and boiling points.

Which of the following transition metal oxide is not an insulator ?

Give reason for the following. Stability of colloids.

Which of the following non metal is good conductor of electricity .