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Gases treasure hunt

Delve into the invisible but fascinating world of gases with our interactive scavenger hunt. Discover how molecules move, learn about gas pressure and volume, and experience the laws of gas up close. From the air we breathe to helium balloons - gases are all around us!

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Made 2 days ago: Enkhuizen city walk in Enkhuizen

Gases treasure hunt - GPS treasure hunt Chemistry

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Featured this week: example questions for Gases

New example questions from the library every Monday. Updated on 12 October 2026.

How does air feel when you blow it over your hand?
Soft and cool Hard and sharp Wet and sticky Heavy and warm
What does wind feel like?
You can feel it but not see it He is always warm He is always wet He is always hard
What do you see when mum blows into soapy water with a straw?
Bubbles full of air Red flowers Small fish Yellow stars
What do you smell when dad lights the grill?
Smoke in the air Water Sand Stone
What do all the animals breathe in?
Oxygen Coloured dots Small triangles Large squares
What's in an empty bottle?
Air Nothing Water Sand
What can you make with your mouth to move air?
Blow Food Sleep Walking
What is air?
A gas we breathe A red liquid A hard stone A green plant
Create a gases treasure hunt for Ages 3-4
What bottled gas do divers use?
Oxygen Helium Nitrogen Neon
What happens when your gas cools down?
It can become liquid It gets tougher It gets bigger It changes colour
What do you see when ice melts and then evaporates?
Water vapour More ice cream Stone Sand
What does it make when you clap your hands?
Air being compressed Water that moves Stones colliding Sand falling
What does a bicycle tyre need to stay hard?
Air in Water in it Sand in Stones in
What happens to your voice when you inhale helium?
Your voice gets very high Your voice gets very low Your voice gets louder Your voice disappears
Why do balloons with helium rise?
Helium is lighter than air Helium is heavier than air Helium is warmer than air Helium is colder than air
What are we breathing out?
Carbon dioxide Oxygen Water Sand
Create a gases treasure hunt for Ages 7-8
What gas is used to fill chip bags to maintain freshness?
Nitrogen Oxygen Carbon dioxide Argon
At what temperature do all gases theoretically have no more volume?
-273°C -100°C -200°C -300°C
What is the name of the theory that explains why real gases deviate from ideal behaviour?
Van der Waals theory Boyle's theory Charles' theory Graham's theory
Which noble gas has the lowest density?
Helium Neon Argon Krypton
Which gas has the property of igniting glowing chip?
Oxygen Hydrogen Nitrogen Carbon dioxide
What gas is used in fluorescent lamps to produce the light?
Mercury vapour Neon Argon Xenon
What happens to the pressure of a gas when its volume is halved at constant temperature?
Pressure doubles Pressure halves Pressure remains the same Pressure increases four times
What happens to the average kinetic energy of gas molecules when the temperature doubles (from 300K to 600K)?
The kinetic energy doubles The kinetic energy increases four times The kinetic energy remains the same The kinetic energy becomes half
Create a gases treasure hunt for Ages 15-16
What is the virial coefficient in the virial equation of state?
A correction for intermolecular interactions The critical temperature The molecular mass The gas composition
Which gas reaction is used in the Claus process for sulphur extraction?
2H₂S + SO₂ → 3S + 2H₂O H₂S + O₂ → SO₂ + H₂O 2SO₂ + O₂ → 2SO₃ S + O₂ → SO₂
What is the ionisation energy of hydrogen?
13.6 eV 24.6 eV 5.4 eV 15.8 eV
What gas is used in plasma etching in the semiconductor industry?
Sulphur hexafluoride (SF₆) Argon Helium Nitrogen
What is the auto-ignition temperature of methane?
537°C 232°C 815°C 365°C
What gas is used in Geiger counters?
Argon with quench gas Helium Neon Krypton
What is the solubility of oxygen in water at 20°C?
9.1 mg/L 43.3 mg/L 1.6 mg/L 28.7 mg/L
What is the critical pressure of ammonia?
113 bar 89 bar 127 bar 98 bar
Create a gases treasure hunt for Ages 18+

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Other Chemistry subjects

Periodic Table Atoms & Molecules Chemical Reactions Water & Hydrogen Acids & Bases States of Matter Mixtures & Solutions Crystals Food Chemistry Fireworks & Pyrotechnics Metals Fuels & Energy

Frequently asked questions

A Gases scavenger hunt is a GPS-guided outdoor activity with quiz questions about Gases, part of the theme Chemistry. You walk a route past various locations and answer fun questions along the way.

There are 2548 questions available about Gases: 2548 multiple choice questions, 0 open questions and 0 assignments. The category Chemistry has more than 43772 questions in total.

There are Gases questions for all ages: from 3-5 years (toddlers) to 20+ (adults). The questions are automatically adapted to the chosen level.

Go to oppatt.io, create a free account, choose the theme Chemistry and select Gases as the topic. Choose an age category and location, and you'll have a complete scavenger hunt within a minute.