HydrogenhardNUMERICAL

At room temperature, what is the maximum percentage of ortho-hydrogen present in an equilibrium mixtHydrogen Chemistry Question

Question

At room temperature, what is the maximum percentage of ortho-hydrogen present in an equilibrium mixture of ordinary dihydrogen?

Answer: 75

💡 Solution & Explanation

At room temperature or higher, the equilibrium ratio of ortho to para hydrogen stabilizes at approximately $3:1$, meaning ortho-hydrogen constitutes $75\%$ of the mixture.

💬
Still have doubts about this question?
Send it to our AI chemistry tutor on WhatsApp — gets answered in minutes
Ask on WhatsApp →

Practice 22,000+ questions like this

AI-adaptive practice, video lectures, and full IChO (Chemistry Olympiad) content — all in one place.

JEE Advanced · JEE Mains · NEET · IChO · AP Chemistry