Ions and Isotopes Worksheet
Explore the fundamental concepts of ions and isotopes, including atomic structure and how changes in protons, neutrons, and electrons affect an atom.
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Ions and Isotopes Worksheet
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Read each question carefully and answer to the best of your ability. Refer to the provided diagrams and information when necessary.
1. What subatomic particle determines the identity of an element?
Electron
Neutron
Proton
Nucleus
2. An atom that has gained or lost electrons is called an:
Isotope
Ion
Molecule
Compound
3. The atomic number of an element is equal to the number of in its nucleus.
4. Isotopes are atoms of the same element that have a different number of .
5. A positively charged ion is called an anion.
True
False
6. All atoms of a given element have the same number of neutrons.
True
False
7. Observe the Bohr model of an atom below. Label the protons, neutrons, and electrons.
1.
2.
3.
8. Explain the difference between an ion and an isotope.
9. If an atom has 6 protons, 6 neutrons, and 5 electrons, what is its charge?
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