Ions and Atoms Worksheet
Explore the fundamental concepts of ions and atoms, including their structure, properties, and how they form chemical bonds.
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Ions and Atoms Worksheet
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Read each question carefully and provide your best answer. Show all your work for calculations.
1. Which subatomic particle has a positive charge?
Electron
Neutron
Proton
Nucleus
2. An atom that has gained or lost electrons is called a(n):
Isotope
Molecule
Ion
Compound
3. The atomic number of an element is determined by the number of in its nucleus.
4. An atom with a net positive charge is called a(n) , while an atom with a net negative charge is called a(n) .
5. All atoms of the same element have the same number of neutrons.
True
False
6. The mass number of an atom is the sum of its protons and electrons.
True
False
7. Describe the main differences between an atom and an ion. Provide an example of each.
8. Explain how isotopes of an element are similar and how they differ.
Use the words below to complete the sentences.
9. The electrons in the outermost shell of an atom are called .
10. An ion with a positive charge is known as a(n) .