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