Flashcards
2.1 - Atomic Structure and Isotopes
Cards in this deck (9)
- 1nucleusThe positively charged centre of the atom consisting of protons and neutrons.
- 2protonSub-atomic particle found in the nucleus with a mass of 1 and a positive charge of +1.
- 3neutronSub-atomic particle found in the nucleus with a mass of 1 and no charge.
- 4relative massThe weighted mean mass of an atom of an element compared with one-twelfth of the mass of an atom of carbon-12.
- 5atomic numberThe number of protons in the nucleus of an atom.
- 6isotopeAtoms of the same element with different numbers of neutrons and different masses.
- 7mass numberThe number of particles (protons and neutrons) in the nucleus.
- 8cationA positively charged ion.
- 9anionA negatively charged ion.
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- A level Chemistry (2 - Foundations in Chemistry) Flashcards on 2.1 - Atomic Structure and Isotopes, created by Ellie Fisher on 12/09/2017.
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- Ellie Fisher
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