Welcome to the Quiz!
This quiz contains 7 questions from a mix of 1 subtopics.
Who organised the elements into a table ordered by increasing atomic weight in 1869?
Dmitri Mendeleev
Niels Bohr
John Dalton
Ernest Rutherford
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What are the horizontal rows in the periodic table called?
groups
periods
metals
non-metals
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What are the vertical columns in the periodic table called?
periods
non-metals
metals
groups
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Where are the non-metals located in the periodic table?
on the left and in the middle
on the right side
only in the middle
only on the left
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Which group of elements are the most reactive metals?
group 7
group 0
group 1
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Which group of elements are very unreactive?
group 0
group 1
group 7
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The table is a table of all the chemical elements.
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