Hydrogen Facts Quiz

Multiple Choice Quiz about the Element Hydrogen

Take this multiple choice quiz to see how much you know about hydrogen element facts.
Take this multiple choice quiz to see how much you know about hydrogen element facts. Reinhold Wittich/Stocktrek Images, Getty Images

1. The primary reason balloons and dirigibles are filled with helium instead of hydrogen is because:

2. The most common isotope of hydrogen is protium, which has:

3. Approximately what percent of matter in the universe is believed to consist of hydrogen?

4. The name for hydrogen comes from words meaning:

5. The usual valence of hydrogen is:

6. The element symbol for hydrogen is:

7. Molecular hydrogen consists of ortho- and para- hydrogen, which differ by the spins of the electrons and nuclei:

8. Free hydrogen is found naturally on Earth.

9. All of the following are isotopes of hydrogen except:

10. Which isotope of hydrogen is radioactive?

Hydrogen Facts Quiz

You got: % Correct. Hardly Knew Anything About Hydrogen

I got Hardly Knew Anything About Hydrogen. Hydrogen Facts Quiz
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 Nice try! You didn't know a lot about the element hydrogen, but you made it through the quiz and know more about atomic number 1 now. If you like, you can learn more interesting hydrogen facts. Ready for another quiz? See how well you know carbon element facts.

Hydrogen Facts Quiz

You got: % Correct. Happy Hydrogen Fact Expert

I got Happy Hydrogen Fact Expert. Hydrogen Facts Quiz
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Good job! You knew a lot about the element hydrogen going into this quiz and you know even more now. From here, you can brush up on more hydrogen facts or click on a periodic table symbol to learn about other elements.

If you're up for an exciting project, make your own hydrogen gas. Ready for another quiz? See how much you know about the element gold.