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Periodic Table, Families and Periods Flashcards | StudBud
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Periodic Table, Families and Periods
Periodic Table, Families and Periods
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Review of families and periods
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19 cards
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Answers
1
How is the modern periodic table arranged?
Increasing atomic mass
Increasing atomic number
increasing energy levels
increasing valence electrons
2
Horizontal rows on the periodic table are called:
Classes
Periods
Groups
Families
3
How many periods are there in the modern periodic table?
2
7
18
8
4
Elements in the same group have what in common?
Same number of valence electrons
They are all gases
Same number of occupied energy levels
They are all metals
5
What element are on the right side (upper right) of the zig zag line?
metals
transition metals
metalloids
nonmetals
6
Vertical columns on periodic table are called:
groups
periods
classes
rows
7
How was Mendeleev's periodic table arranged?
Increasing atomic number
Increasing atomic mass
increasing number of valence electrons
increasing energy levels
8
How many groups are there on the modern periodic table?
18
8
2
7
9
What elements are shown below?
actinides
lanthanides
transition metals
alkali metals
10
What is the most reactive group of metals, located in group 1?
Halogen
Alkali metals
Transition Metals
Alkaline Earth Metals
11
How many valence electrons do group 17 elements have?
7
5
6
8
12
What was special about the way that Mendeleev organized his periodic table?
He put the alkali metals together in triads
He had rows and columns
He left gaps for undiscovered elements
He organized the elements by properties
13
Metals have all of the properties listed EXCEPT...
Good conductors of heat and electricity
Malleable
Shiny
Brittle
14
What elements are located along the zig zag line?
metals
transition metals
metalloids or semi-metals
inner transition metals
15
What are valence electrons?
All of the electrons
Electrons in the innermost occupied energy level.
Electrons in the outermost occupied energy level
The outer two electrons
16
How many valence electrons do group 1 elements have?
3
2
1
4
17
What is the name of the group of elements shown?
Noble Gases
Halogens
Alkali metals
Alkali earth metals
18
What is the name of group 2?
Halogens
Alkaline Earth Metals
Noble Gases
Alkali Metals
19
Elements in the same period (row) have what in common?
Number of occupied energy levels
Number of valence electrons
Similar properties
Similar Density
