Ions and Isotopes Worksheet
Explore the fundamental concepts of ions and isotopes, including their structure, charge, and how they differ from neutral atoms.
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Ions and Isotopes Worksheet
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Read each question carefully and provide your best answer. Show all your work for calculations.
1. What is the primary difference between an ion and a neutral atom?
Number of protons
Number of neutrons
Number of electrons
Atomic mass
2. An atom has 17 protons, 18 neutrons, and 18 electrons. What is its charge?
+1
-1
0
+17
3. An atom that has gained electrons becomes a negatively charged ion called an .
4. Atoms of the same element that have different numbers of neutrons are called .
5. The atomic number of an element is determined by the number of in its nucleus.
6. All isotopes of an element have the same chemical properties.
True
False
7. A cation is a positively charged ion.
True
False
8. Explain how an atom becomes a positive ion (cation).
9. Carbon-12 and Carbon-14 are isotopes of carbon. Describe what this means in terms of their subatomic particles.
10. Label the parts of the atom shown in the diagram below.
A:
B:
C: