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Grade: 12
        

Guys help me here i will goddamn approve ur answer!!!
My question is why are the enthalpies of atomisation of the second and third series of transition elements high than the first seris ???


Pls reply as soon a su can n' aieee is approaching ahh!!!!!!!!!

8 years ago

Answers : (3)

vikas askiitian expert
509 Points
							

enthalpy of atomization of 4d,5d series is more than 3d coz nature of 4d,5d electrons is more

diffused..outer electrons are more strongly held , therefore more energy is required

to change the metal in its solid state to gaseous state...

8 years ago
Geoffrey Richards
34 Points
							

thank u vikas u always come to my rescue !!!

APPROVED AS ALWAYS !!!Wink

8 years ago
vikas askiitian expert
509 Points
							

welcome my friend ..........

8 years ago
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