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Hydrogen Trivia Quiz

About the element hydrogen.

A multiple-choice quiz by TonyTheDad. Estimated time: 4 mins.

Author
TonyTheDad

Time
4 mins

Type
Multiple Choice

Quiz #
31,535

Updated
Dec 03 21

# Qns
5

Difficulty
Tough

Avg Score
3 / 5

Plays
3019

Last 3 plays: AlinaR (5/5), Guest 2 (2/5), Guest 208 (3/5).

One at a Time - Single Page - Timed Game

Question 1 of 5

1. 'Hydrogen' means: Hint

heat making

water forming

sun fuel

lightest

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Question 2 of 5

2. When was hydrogen recognized as a distinct substance? Hint

1933

1812

1766

1492

NEXT>

Question 3 of 5

3. Hydrogen's isotopes are the only ones that have distinct names. Which of the following is NOT an isotope of hydrogen? Hint

Dilithium

Deuterium

Protium

Tritium

NEXT>

Question 4 of 5

4. How much of the mass of the observable universe is made of hydrogen? Hint

75 percent

25 percent

50 percent

90 percent

NEXT>

Question 5 of 5

5. A cubic foot of hydrogen in a balloon will lift about how much weight? Hint

1 pound

1 ounce

1 kilogram

1 gram

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Most Recent Scores

Dec 17 2024 : AlinaR: 5/5
Dec 17 2024 : Guest 2: 2/5
Dec 17 2024 : Guest 208: 3/5
Dec 01 2024 : lones78: 4/5

Score Distribution

Quiz Answer Key and Fun Facts

1. 'Hydrogen' means:

Answer: water forming

Gr. hydro, water, and genes, forming

2. When was hydrogen recognized as a distinct substance?

Answer: 1766

It was recognized as a distinct substance by Cavendish in 1766.

3. Hydrogen's isotopes are the only ones that have distinct names. Which of the following is NOT an isotope of hydrogen?

Answer: Dilithium

Protium is hydrogen with only a proton in its nucleus. Deuterium has a proton and neutron. Tritium has a proton and two neutrons. Dilithium is the fictional substance on "Star Trek" that is an essential component of their warp drive.

4. How much of the mass of the observable universe is made of hydrogen?

Answer: 75 percent

90 percent of atoms are hydrogen, but on a mass basis they compose 75 percent of the universe's mass. (These figures do not reflect "dark matter" theory.)

5. A cubic foot of hydrogen in a balloon will lift about how much weight?

Answer: 1 ounce

The lifting power of 1 cubic foot of hydrogen gas is about 0.07 lb at 0C, 760 mm pressure.

Source: Author TonyTheDad

This quiz was reviewed by FunTrivia editor crisw before going online.
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