History of the periodic table

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What the elements were grouped by before protons were discovered
Relative atomic mass
1 of 8
What was Döbereiner's idea for grouping?
Triads
2 of 8
The person who created the Law of Octaves
John Newlands
3 of 8
Who created a table and left gaps?
Dmitri Mendeleev
4 of 8
The modern periodic table is arranged by...
Proton number
5 of 8
The year Mendeleev created his table
1869
6 of 8
The year the Law of Octaves was created
1863
7 of 8
The year that the triads were made
1817
8 of 8

Other cards in this set

Card 2

Front

What was Döbereiner's idea for grouping?

Back

Triads

Card 3

Front

The person who created the Law of Octaves

Back

Preview of the front of card 3

Card 4

Front

Who created a table and left gaps?

Back

Preview of the front of card 4

Card 5

Front

The modern periodic table is arranged by...

Back

Preview of the front of card 5
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