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Chemistry Chapter 5 Review Flashcards | StudBud
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Chemistry Chapter 5 Review
Chemistry Chapter 5 Review
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Review of History of Chemistry and the Periodic table. Using trends of the table
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
Putting the periodic table in order of increasing atomic number was done by
Moseley
Mendeleev
Rutherford
Thomson
2
The metals are located to the right of the stepline.
True
False
3
The law of octaves allowed Mendeleev to
subtract elements
predict elements
create elements
miss elements
4
Group 1 elements are called
noble gases
halogens
alkaline earth metals
alkali metals
5
As you remove more electrons the ionization energy must
hop energy levels
stay the same
increase
decrease
6
The reason we see different colors during a flame test is because each element's photons
need equal energy
need lower energy
need higher energy
need different amounts of energy
7
Elements react to form compounds because they want a
stable quartet
stable ion
stable octet
stable element
8
Atomic Radius ____ as you go across a period.
increases
decreases
9
Which element has the largest atomic radius?
K
Na
Cs
Rb
10
The noble gases are
small
large
metalloids
inert
11
An atom's ability to gain electrons has to do with its
atomic radius
ionic radius
electron affintiy
ionization ennergy
12
Valence electrons are the electrons in the
highest energy level
lowest energy level
inner most energy levels
middle energy levels
13
Electronegativity ______ as you go across the row.
decreases
increases
14
When an atom becomes an anion its radius gets
stays the same
larger
smaller
15
Which of these elements has the highest electron affinity?
Mg
S
Po
Na
16
How many naturally occurring elements are there?
63
103
118
92
17
Mendeleev put his periodic table in order of increasing
number of protons
atomic number
atomic mass
atomic periods
18
Who created the first periodic table?
Mendeleev
Thomson
Rutherford
Moseley
19
Ionization energy _____ as you go down a group
decreases
increases
20
As the wavelength of light increases the frequency
remains equal
increases
decreases
21
Elements in group 5 will form which kinds of ions?
-2
-1
+1
-3
22
The law of octaves is now known as the
period law
a joke
periodic table
atmoic mass
23
One half the distance between the nuclei of two atoms is called the
atomic mass
atomic radius
ionic radius
ionic mass
24
Because the jobs included cooking, cleaning, and tending the sick ____ were the first chemists.
Men
Alchemists
Nurses
Women
25
The transition elements are all
metalloids
nonmetals
inert
metals
26
The Halogens are group number
1
2
7
8
