Course Glossary
Completion requirements
This glossary contains the entries for all other glossaries in the course.
Pori drwy'r eirfa gan ddefnyddio'r mynegai hwn
Arbennig | A | B | C | CH | D | DD | E | F | FF | G | NG | H | I | L | LL | M | N | O | P | PH | R | RH | S | T | TH | U | W | Y | Y CYFAN
A |
---|
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 | |