The History and Arrangement of the Periodic Table

Question 1

Who is credited with creating the first periodic table?

Revolt · Accepted Answer

Dmitri Mendeleev

Question 2

Which element is placed in the same period as ruthenium but has a higher atomic number than it?

Revolt · Accepted Answer

silver

Question 3

Which element is a halogen?

Revolt · Accepted Answer

bromine

Question 4

Which element has the greatest average atomic mass?

Revolt · Accepted Answer

tellurium

Question 5

Moseley made revisions to the periodic table that resolved some of the problems with Mendeleev’s version. Which of these was a result of his revisions to the periodic table?

Revolt · Accepted Answer

The revised periodic table could account for variations resulting from isotopes.

Question 6

How did the work of Dmitri Mendeleev differ from that of John Newlands in the development of the periodic table?

Revolt · Accepted Answer

Mendeleev predicted elements that would later be discovered.

Question 7

Which is another name for groups of elements?

Revolt · Accepted Answer

families

The History and Arrangement of the Periodic Table Answers

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