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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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A final review following a periodic table unit.
Flashcards
20 cards
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Practice quiz
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Questions
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Answers
1
How was Mendeleev's periodic table arranged?
increasing energy levels
Increasing atomic mass
Increasing atomic number
increasing number of valence electrons
2
Horizontal rows on the periodic table
Classes
Periods
Groups
Families
3
What element are to the right side of the stair step line?
metalloids
transistion metals
metals
nonmetals
4
Elements in the same period have what in common?
Similar properties
Number of valence electrons
Similar Density
Number of occupied energy levels
5
What is NOT true of the group of elements shown.
They all have a full outer shell of electrons
They are called Noble Gases
They are very reactive
Most have 8 valence electrons
6
Who created the first periodic table?
Mosely
Rutherford
Dalton
Mendeleev
7
How many valence electrons does Nitrogen have?
5
15
7
2
8
What are valence electrons
Electrons in the outermost energy level
Electrons in the innermost energy level.
9
The most reactive nonmetal on the periodic table is
Carbon
Astitine
Flourine
Helium
10
Number of valence electrons increases as you move
There is no pattern in valence electrons
Down a group
across a period
11
What is the general trend in reactivity of the metals as you move down a group?
More reactive at bottom
Each group of metal has a different pattern
More reactive at top
12
How is the modern periodic table arranged?
Increasing atomic number
Increasing atomic mass
increasing energy levels
increasing valence electrons
13
elements shown in image
inner transition metals
transition metals
metalloids
alkali metals
14
What is the name of group 2A?
Alkali Metals
Halogens
Noble Gases
Alkaline Earth Metals
15
What is the most reactive group of metals?
Alkali metals
Halogen
Transition Metals
Alkaline Earth Metals
16
Vertical columns on periodic table
groups
rows
periods
classes
17
elements shown below
actinides
lanthanides
transition metals
alkali metals
18
The ability of a metal to be drawn into a wire is a property known as
ductility
malleability
conductivity
brittleness
19
What elements are located along the stair-step line?
transition metals
metalloids
inner transition metals
metals
20
Metals have all of the properties listed EXCEPT...
Malleable
Shiny
Good conductors of heat and electricity
Brittle
