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Development of the Periodic table Flashcards | StudBud

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What was the big difference between all 3 periodic tables and the modern one used today?

Why leave gaps in the periodic table?

Development of the Periodic table

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mendeleev dalton and newlands ideas

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Questions 8

Answers

1
Why leave gaps in the periodic table?
He made the table too big
The elements that went there hadn't been discovered
He didn't know where to put them so he left them blank
It looks better
2
What was the big difference between all 3 periodic tables and the modern one used today?
They didn't have any patterns
They organised the atoms by mass
They contained more elements
They organised the atoms by ractivity
3
How do we organise the periodic table today?
By proton number
By mass number
By grouping similar elemnts together
By alphabetical order
4
Who left gaps in the table?
Mendeleev
Dalton
Newlands
Tesla
5
Who introduced the idea of octaves?
Dalton
Curie
Newlands
Mendeleev
6
Whose Periodic table was most like the modern one we have today?
Newlands
Einstein
Mendeleev
Dalton
7
What big mistake did Newland make?
He thought all the elements had been discovered
He left some of the disovered elements out
There was no patterns in the table at all
8
Who first arranged the atoms by mass?
Mendeleev
Dalton
Newton
Newlands