Alphabetical
Chemistry
isotope
[noun]
Atoms of the same element with different numbers of neutrons in their atomic nucleus. Isotopes have the same chemical properties and atomic number but different atomic masses. Isotopes can differ greatly in nuclear stability.
Appears in modules:
- An Elegant Experiment to Test the Process of DNA Replication The work of Meselsohn and Stahl
- Atomic Theory II Ions, neutrons, isotopes and quantum theory
- Chemical Bonding Ionic and covalent bonds and polarity
- Data Analysis and Interpretation Revealing and explaining trends
- DNA I The genetic material
- Early Ideas about Matter From Democritus to Dalton
- Exponential Equations II The constant e and limits to growth
- History of Earth's Atmosphere I The origin of the modern atmosphere
- History of Earth's Atmosphere II The rise of atmospheric oxygen
- Kinetic-Molecular Theory Molecule collisions, the mean free path, and modern KMT
- Nuclear Chemistry Radiation, half-life, and nuclear reactions
- Nuclear Chemistry I Radiation, half-life, and nuclear reactions
- The Mole and Atomic Mass Definitions, conversions, and Avogadro's number
- The Periodic Table of Elements II History and development
- Uncertainty, Error, and Confidence Characterizing natural variability and human error
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