Chemistry-Transition Elements
NEET Chemistry Transition Elements MCQ Question
Type: MCQ-fact-Hard-Class 12
What characteristic property of transition elements contributes to their higher enthalpies of atomisation?
A
Presence of unpaired electrons
B
Low melting points
C
Single oxidation state
D
Presence of d electrons only
Correct Answer
Option A
Detailed Explanation
Transition elements have a large number of unpaired electrons, leading to stronger interatomic interactions and higher bonding strength, which results in higher enthalpies of atomisation.
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