Course Glossary
Completion requirements
This glossary contains the entries for all other glossaries in the course.
Browse the glossary using this index
Special | А | Б | В | Г | Д | Е | Ё | Ж | З | И | К | Л | М | Н | О | П | Р | С | Т | У | Ф | Х | Ц | Ч | Ш | Щ | Э | Ю | Я | ALL
A |
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accuracyhow closely a measurement aligns with a correct value | |
actinideinner transition metal in the bottom of the bottom two rows of the periodic table | |
alkali metal | |
alkaline earth metal | |
alpha particlepositively charged particle consisting of two protons and two neutrons | ||
anion | |
atomsmallest particle of an element that can enter into a chemical combination | |
atomic mass | |
atomic mass unit | ||
atomic numbernumber of protons in the nucleus of an atom | |