Fundamental concepts of general chemistry: atoms, the periodic table, bonds, and reactions.
30 cards · basic cards · AI-written, checked twice. Edit anything.
- What is an atom?
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The basic unit of matter, made up of protons, neutrons, and electrons- Which subatomic particle has a positive charge?
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The proton- Which subatomic particle has a negative charge?
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The electron- Which subatomic particle has no charge?
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The neutron- Where are protons and neutrons found in the atom?
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In the nucleus- What is the atomic number?
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The number of protons in an atom's nucleus- What is a chemical element?
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A substance made up of atoms with the same atomic number- What does the periodic table organize?
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The chemical elements, arranged by increasing atomic number- Which chemical symbol represents oxygen?
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O- Which chemical symbol represents hydrogen?
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H- What is a molecule?
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A group of two or more atoms chemically bonded together- What is the chemical formula for water?
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H2O- What is an ionic bond?
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A bond formed by the transfer of electrons between atoms, creating ions with opposite charges- What is a covalent bond?
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A bond formed when two atoms share electrons- What is an acid?
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A substance that releases hydrogen ions in solution and has a pH below 7
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