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The Early Periodic Table
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The Early Periodic Table
Dalton
- Book published in 1808
- Found elements using chemical reactions
- Arranged elements in order of Mass
Newlands
- His idea was published in 1864
- It was called the law of octaves
- He noticed that every eighth element had similar properties
- He didn't realise that at the same time new elements were being discovered
- arranged elements in order of Mass
- This idea only worked up to the element of Calcium
- His idea was published in 1864
Mendeleev
- He left Gaps in the Periodic Table
- He predicted the properties of the elements that had not yet been sdiscovered
- Idea published in 1869
- Idea arranged in order of Atomic Mass
- Known as the father of the Modern Periodic Table
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- A description of the Early Periodic Table including Mendeleev, Newlands and Dalton
- Created by
- Bea Wilding
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