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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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#chemistry #periodictable
Flashcards
25 cards
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Questions
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Answers
1
What is the name of the family that has 2 valence electrons?
Noble Gases
Halogens
Alkaline Earth Metals
Transition Metals
2
What family is not happy because it needs 3 more valence electrons?
Earth Metals
Alkaline Earth Metals
Transition Metals
Alkali Metals
3
Alkali Metals are always found as free elements in nature.
false
true
4
Which is an alkaline earth metal?
Mg
Pb
Li
Zn
5
More than 2/3 of the elements of the Periodic Table are
noble gases
metalloids
metals
nonmetals
6
How many electrons does Hydrogen need to be happy?
1
8
2
3
7
What family typically shares valence electrons when they bond? Hint: only need 2 e-
Halogens
Alkali Metals
Carbon Family
Oxygen Family
8
Where are Main Group Elements?
Groups 1 & 2
Both 1 & 2
Groups 3-12
Groups 13-18
9
Which of the following is a property of a metal?
malleable
dull
Brittle
conductors of heat & electricity
10
This family contains the most reactive nonmetals
Halogens
Earth Metals
Carbon Family
Nobel Gases
11
How is the modern Periodic Table arranged?
chemical properties
number of valence electrons
increasing atomic mass
atomic number
12
The alkaline earth metals are in Group
8
18
2
1
13
How many elements are on the modern periodic table?
118
150
80
60
14
Of all the elements, the one with the highest electronegativity is found in Period
1
4
3
2
15
Going from the top of a group to the bottom, the elements' electronegativities
decrease
increase
remain the same
16
Modern Periodic Table arranges elements based on
valence electrons
atomic mass
energy levels
atomic number
17
What element is a member of the Halogen family?
S
B
I
K
18
Which particle has the smallest radius
C
Be
Li
F
19
The element found in Group 13 and in Period 2 is
B
Mg
Be
Al
20
How many electrons do Main Group Elements need to be happy?
6
2
1
8
21
Nobel Gases are not reactive.
false
true
22
What do Periods represent?
number of energy levels
number of valence electrons
23
How did Mendeleev arrange the periodic table?
atomic number
increasing atomic mass
chemical properties
valence electrons
24
Which groups contain elements so highly reactive they are never found in the free state?
2 and 15
11 and 15
1 and 11
1 and 2
25
All the elements of Group 15 have the same number of
valence electrons
neutrons
protons
energy levels
