Snapquiz - Isotopes

This is the Snapquiz on Isotopes. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. How is a deuterium atom different from a hydrogen atom?

It has one extra proton.
It has two extra protons.
It has one extra neutron.
It has two extra neutrons.


Question 2. How is a uranium-235 atom different from a uranium-238 atom?

It has three less protons.
It has three extra neutrons.
It has three extra protons.
It has three less neutrons.


Question 3. How would a glass of water made with hydrogen-2 atoms be different to a glass of water made with hydrogen-1 atoms?

It would be radioactive.
It would be a different colour.
It would be slightly heavier.
It would have a different taste.


Question 4. How is a carbon-14 atom different from a normal carbon-12 atom?

It has one extra proton.
It has two extra protons.
It has one extra neutron.
It has two extra neutrons.


Question 5. How are isotopes of an element different from each other?

They have different atomic numbers.
They have different numbers of protons.
They have different numbers of neutrons.
They have different numbers of electrons.


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