Isotopes in Chemistry
Explore the concept of isotopes, including their definition, how they differ from each other, and their applications in various fields of science.
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Isotopes in Chemistry
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Read each question carefully and answer to the best of your ability. Show all work where applicable.
1. What distinguishes isotopes of the same element from each other?
Number of protons
Number of electrons
Number of neutrons
Atomic number
2. Which of the following is true about the chemical properties of isotopes of the same element?
They are identical.
They are completely different.
They vary significantly with mass.
They are only similar in gaseous states.
3. Isotopes are atoms of the same element that have a different number of .
4. The atomic number of an element is determined by the number of in its nucleus.
5. The mass number of an isotope is the sum of its protons and .
6. All isotopes of an element have the same atomic mass.
True
False
7. Radioactive isotopes are used in medical imaging.
True
False
8. Carbon has three naturally occurring isotopes: Carbon-12, Carbon-13, and Carbon-14. Explain how these three isotopes differ from each other.
9. Describe one practical application of isotopes in a field such as medicine, archaeology, or industry.