Flashcards
Chapter 1 - The Periodic Table
Flashcards do conjunto (6)
- 1Atomic WeightThe historical term that was used before relative atomic masses were defined in the 20th century.
- 2Periodic TableAn arrangement of elements in the order of their atomic numbers, forming groups and periods
- 3Alkali MetalElements in group 1 of the periodic table, e.g. lithium (Li), sodium (Na), potassium (K)
- 4Transition ElementElement from the central block of the periodic table
It has typical metallic properties and forms a coloured compound - 5Relative Atomic MassThe average mass of the atoms of an element compared with carbon-12 (which is given a mass of exactly 12)
The average mass must take into account the proportions of the naturally occurring isotopes of the element - 6GroupAll the elements in each column (labelled 1 - 7 and 0) down the periodic table
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- GCSE Chemistry (C3) FlashCards sobre Chapter 1 - The Periodic Table, criado por rosetinley em 01-12-2013.
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