Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-fact-Hard-Class 11
What is the enthalpy change associated with the atomization of dihydrogen (H2)?
A
435.0 kJ mol–1
B
108.4 kJ mol–1
C
1665 kJ mol–1
D
393.5 kJ mol–1
Correct Answer
Option A
Detailed Explanation
The enthalpy change for the atomization of dihydrogen is given as ∆ a H = 435.0 kJ mol–1, which represents the energy required to break H–H bonds to form H atoms in the gas phase.
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