How well do you know hydrogen?
AGE GROUP: 9-13 years old. Take this quiz for your chance to WIN!
Hydrogen is the ________ element in the universe.
Most flammable
Most abundant
Lightest
Rarest
Back
Next
How much of the universe's mass is made up of hydrogen?
75%
56%
15%
90%
Back
Next
Which one is lighter?
Hydrogen
Petrol
Back
Next
How many times is hydrogen lighter than air at room temperature?
2 times
20 times
14 times
6 times
Back
Next
What is the element symbol for hydrogen?
He
Ho
H
Hf
Back
Next
Why is green hydrogen important for the environment?
It causes climate change
It is a renewable energy with zero emissions
It is flammable
Back
Next
What is hydrogen combined with to make water?
Carbon
Kali
Oxygen
Nitrogen
Back
Next
What is the name of the process that splits water into hydrogen and oxygen?
Combustion
Fusion
Organic reaction
Electrolysis
Back
Next
What is emitted when hydrogen is used to power vehicles or create electricity?
Water
Carbon dioxide
Nitrogen dioxide
Back
Next
Hydrogen is the _______________ element in the Periodic Table.
Second
First
Tenth
Fifth
Back
Next
To enter the competition to WIN great prizes, complete your details below.
For those under 18 years, please have a parent or guardian complete this section for you!
Child's Name
Child's Age
Parent/Guardian Name
First Name
Last Name
Postcode
Email
example@example.com
I agree to receive newsletters and promotional emails from Townsville Enterprise, including updates on Townsville North Queensland more generally.You can unsubscribe from any email you receive and update your preferences at any time.
Yes
No
Submit Quiz
Should be Empty: