What are interstitial compounds ?

(a) Why are Mn^(2+) compounds more stable than Fe^(2+) towards oxidation to their +3 state. (b) What are interstitial compounds ? Why are such compounds well-known for transition metals ? (c ) Write electronic configuration of Pm^(3+)

(i) Which of the first row transition metal exhibit +7 oxidation state? (ii) How would you account for the irregular variation of 1st and 2nd ionisation enthalpies in the 1st series of transition elements ? (iii) What are interstitial compounds ? (iv) Give two uses of potassium permanganate.

What are interstitials?

Why are interstitial compounds well known for transition elements ?

What interstitial compounds?

What are the interstitial compounds ? Why are such compounds well known for transition metals ?

Interstitial compounds are

Interstitial compounds are