Transition elements show high melting points. Why?
Transition elements show high melting points. Why?
In transition elements, the $(n-1) d$-electrons are involved in interatomic metallic bonding in addition to $n s$ electrons and thus, transition elements show high melting points.
Similar Questions
Which have melting point below $500\,^{\circ} C$.
Which have melting point below $500\,^{\circ} C$.
- [AIIMS 2019]
The magnetic moment of a metal ion of first transition series is $2.83 $ $BM$. Therefore it will have unpaired electrons
The magnetic moment of a metal ion of first transition series is $2.83 $ $BM$. Therefore it will have unpaired electrons
How would you account for the irregular variation of ionisation enthalpies (first and second) in the first series of the transition elements?
How would you account for the irregular variation of ionisation enthalpies (first and second) in the first series of the transition elements?
$(a)$ Answer the following questions :
$(i)$ Which element of the first transition series has highest second ionisation enthalpy ?
$(ii)$ Which element of the first transition series has highest third ionisation enthalpy ?
$(iii)$ Which element of the first transition series has lowest enthalpy of atomisation ?
$(b)$ Identify the metal and justify your answer.
$(i)$ Carbonyl $M(CO)_5$ $(ii)$ $MO_3F$
$(a)$ Answer the following questions :
$(i)$ Which element of the first transition series has highest second ionisation enthalpy ?
$(ii)$ Which element of the first transition series has highest third ionisation enthalpy ?
$(iii)$ Which element of the first transition series has lowest enthalpy of atomisation ?
$(b)$ Identify the metal and justify your answer.
$(i)$ Carbonyl $M(CO)_5$ $(ii)$ $MO_3F$
The correct order of the first ionization enthalpies is
The correct order of the first ionization enthalpies is
- [JEE MAIN 2019]