Isotopes Quiz

What are isotopes?

• Elements that contain different number of protons and neutrons

• Elements that contain equal number of neutrons but different number of protons

• Elements that contain equal number of protons but different number of neutrons

• Elements that contain equal number of protons and neutrons

What is radiation?

• Particles that come from a source and can travel at the speed of thunder

• Energy that comes from a source and can travel at the speed of sound

• Energy that comes from a source and can travel at the speed of light

• Particles that come from a source and can travel at the speed of sound

Tags

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What is the mass number of Carbon-14?

• 12

• 14

• 15

• 13

How is the mass of Carbon-14 different from a stable atom of carbon?

• Carbon-14 has less neutrons than a stable atom of carbon

• Carbon-14 has more electrons than a stable atom of carbon

• Carbon-14 has more protons than a stable atom of carbon

• Carbon-14 has more neutrons than a stable atom of carbon

What is lodine-131 used for?

• Causing rash and fever

• Treating diseases of the thyroid gland

• Producing electricity

• Imaging the skeleton and heart muscle

What is the process of radioactive decay?

• The process by which an unstable atomic nucleus loses energy by radiation

• The process by which an atom gains energy by radiation

• The process by which an atom loses energy by absorption

• The process by which an atom gains energy by absorption

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What is the role of Technetium-99 in medicine?

• Used in bone scans

• Used in treating diseases of the thyroid gland

• Used in producing electricity

• Used in imaging the body and organs

What is the atomic number of Carbon-14?

• 6

• 7

• 8

• 14

Technetium-99 is used

• for supplying power plants

• for weaponry

• for imaging and diagnostic purposes of organs and tissue

• for treating disorders of the lungs

What year did the Chernobyl disaster occur?

• 1980

• 1986

• 1990

• 1994