Chemistry · Hydrogen
Atomic hydrogen recombines rapidly to form molecular hydrogen, releasing a large amount of heat that can be utilized for welding metals. This process is effective because the ____________.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Hydrogen only exists as isolated ions to maintain its stable atomic state
- 2Bond dissociation enthalpy of the hydrogen molecule is exceptionally high, making recombination highly exothermic✓
- 3Hydrogen atom does not react readily with other elements
- 4Hydrogen molecule is highly unstable at room temperature
Correct answer
Bond dissociation enthalpy of the hydrogen molecule is exceptionally high, making recombination highly exothermic
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