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Hydrogen — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryHydrogen1 Mark
MCQ
Under what conditions of temperature and pressure, the formation of molecular hydrogen from atomic hydrogen will be favoured most?
  • ✓
    High temperature and high pressure
  • B
    Low temperature and low pressure
  • C
    High temperature and low pressure
  • D
    Low temperature and high pressure
✓

Answer

Correct option: A.
High temperature and high pressure
$2H \rightarrow \mathrm{H}_2 +$​ heat So, according to Le Chatelier's principle, low temperature and high pressure is favored.

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