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Flag Inorganic Chemistry> Aieee-D-block help me !!!...
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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!!!!!!!!!

Geoffrey Richards , 15 Years ago
Grade 12
anser 3 Answers
vikas askiitian expert

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...

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Last Activity: 15 Years ago
Geoffrey Richards

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

APPROVED AS ALWAYS !!!Wink

Last Activity: 15 Years ago
vikas askiitian expert

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

Last Activity: 15 Years ago
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