aluminum
Definition
Aluminum is a chemical element with the symbol Al and atomic number 13. It belongs to the group of metals known as post-transition metals and is commonly used for various industrial purposes due to its lightness and resistance to corrosion.
Analogy
Think of aluminum as a superhero shield - it's lightweight, strong, and protects against corrosive forces like rust or oxidation.
Related terms
Atomic Number: The number representing the total number of protons in an atom's nucleus.
Electron Configuration: The arrangement of electrons within different orbitals around an atom's nucleus.
Periodic Table: A tabular representation of all known elements arranged according to their atomic numbers and recurring chemical properties.
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