The Periodic Table

The periodic table sorts the elements by chemical properties and are listed horizontally in order by atomic number.
QUESTION OF
calculate
Questions #: 8
Time: 5 minutes
Pass Score: 80.0%
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periodic_table.jpg

In the periodic table

The elements are sorted by chemical properties and are listed in order by atomic number.  Elements with similar properties have been placed in the same column.

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horizontally
vertically
horizontal
vertical
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Explanation

In the periodic table, the properties of elements in the same column are ________

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In the periodic table, the noble gases are found in

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Noble gases reacts readily with other elements

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In the periodic table, the number at the top in each box is the atomic number

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Explanation

What is the symbol for element number 44?

Missing
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Is oxygen more like sulfur or hydrogen in its properties?

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Explanation

Select the noble gases from the following list

helium
oxygen
neon
argon
nitrogen
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Explanation

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sin cos tan
sin-1 cos-1 tan-1 π e
xy x3 x2 ex 10x
y√x 3√x √x ln log
( ) 1/x % n!
7 8 9 + MS
4 5 6 M+
1 2 3 × M-
0 . EXP ÷ MR
± RND C = MC

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