Hint | Gas | % Correct |
---|---|---|
The most common gas in the atmosphere | nitrogen | 99%
|
Important gas for animals from air and water | oxygen | 98%
|
Light gas that famously makes one's voice squeaky | helium | 94%
|
Noble gas that was used to illuminate advertising signs | neon | 90%
|
Flammable gas responsible for the Hindenburg's fire | hydrogen | 77%
|
Formula NH3, used in household cleaners and rocket fuel | ammonia | 71%
|
Greenhouse gas contained in cattle belches | methane | 71%
|
Aka trioxygen, forms a protective layer that shields from UV | ozone | 71%
|
Exhaled by land animals, its solid form is called "dry ice" | {carbon} {dioxide} | 70%
|
Inert gas that is the third most common in the atmosphere | argon | 67%
|
Radioactive gas that can seep into people's houses | radon | 64%
|
Colorless, odorless toxic gas (product of incomplete combustion) | {carbon} {monoxide} | 63%
|
The lightest halogen (highly toxic) | fluorine | 62%
|
Noble gas found in atmosphere at less than 100 parts per billion | xenon | 62%
|
Gas that was used as a chemical weapon in WW1 | chlorine | 59%
|
Noble gas appearing in atmosphere at 1 part per million | krypton | 59%
|
Gas commonly used in barbecue stove gas tanks | propane | 53%
|
General anesthetic also known as laughing gas | {nitrous} {oxide} | 47%
|
Gas commonly used in cigarette lighters | butane | 46%
|
Known for making one's voice lower-pitched when inhaled | {sulfur} hexafluoride | 30%
|
Commonly known for embalming fluid (but actually a gas) | formaldehyde | 25%
|
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