The History and Arrangement of the Periodic Table Answers

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1
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Who wrote the first modern chemical textbook?

A
Antoine Lavoisier
B
Dmitri Mendeleev
C
Henry Moseley
D
Johann Dobereiner
2
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Which is classified as an inner transition element?

A
calcium
B
copper
C
fermium
D
helium
3

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

A
Mendeleev arranged the elements according to increasing atomic mass.
B
Mendeleev predicted elements that would later be discovered.
C
Mendeleev identified elements that had similar properties.
D
Mendeleev organized elements into triads based on their properties.
4

Which scientist established the law of octaves?

A
Antoine Lavoisier
B
Dmitri Mendeleev
C
Henry Moseley
D
John Newlands
5

What is the chemical symbol for magnesium?

A
Mo
B
Mn
C
Mg
D
Md
6

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?

A
The revised periodic table could account for the discovery of new elements.
B
The revised periodic table could account for variations resulting from isotopes.
C
Scientists could begin to write new information onto each element.
D
Scientists could begin to place the table on a single sheet of paper.
7

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

A
bismuth
B
osmium
C
silver
D
zirconium
8

Which element is classified as a noble gas?

A
O
B
N
C
Cl
D
Xe
9

Which element is a halogen?

A
argon
B
bromine
C
calcium
D
lithium
10

How did Moseley establish a more accurate periodic table?

A
by arranging the elements according to atomic mass instead of atomic number
B
by arranging the elements according to atomic number instead of atomic mass
C
by arranging the elements into horizontal periods
D
by arranging the elements into vertical groups

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