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Ch 6 Periodic Table Trends Flashcards | StudBud
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Ch 6 Periodic Table Trends
Ch 6 Periodic Table Trends
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A short quiz to review the history, organization and trends of the modern Periodic Table of Elements
Flashcards
38 cards
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Practice quiz
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Questions
38
Answers
1
Which has a combination of properties from two different regions?
metalloids
transitions
nonmetals
metals
2
Which family is most similar to alkaline-earth metals?
halogens
alkali
actinides (f block)
lanthanides (f block)
3
The Group 1 elements are known as the ...
Alkali metals
Alkaline Earth metals
Halogens
Noble gases
4
Which family is most reactive?
halogens
alkaline-earth
alkali
two of these are equally reactive
5
Which has the highest electronegativity?
K
Na
Ca
Mg
6
Two-thirds of the elements on the Periodic Table are ...
Metalloids
Non-metals
rare earth metals
Metals
7
Elements that are shiny, conduct electricity, malleable, ductile, and tend to lose electrons are...
Non-metals
Metals
Halogens
Metaloids
8
Why are the alkali metals reactive?
they are stable
they want to lose one electron
they want to gain two electrons
they want to gain one eletron
9
Which family is in period 2, group 17
halogens
alkaline-earth
noble gases
alkali
10
As you go across a period from left to right, the atomic radii of elements ...
Doesn't change
Decreases
Increases
11
Atoms that give up electrons...
are called quarks
are called positrons
have a negative charge
have a positive charge
12
Which of the following elements is a halogen?
Carbon
Nitrogen
Chlorine
Magnesium
13
The element with the greatest ionization energy is ...
Francium
Hydrogen
Astatine
Fluorine
14
Why does group 2 have a higher ionization energy than group 1?
because it wants to gain an electron
because it has more shielding
it doesn't
greater nuclear charge
15
Which family of metals is softest?
alkali
actinides
transitions
alkaline-earth
16
Reactivity in the alkali metals is greater at the top of a group.
True
False
17
The "pull" of the nucleus on the valence electrons is less down a group due to
smaller atoms
The wave character of electrons
Electron shielding/more core electrons
nuclear charge
18
Elements that are least likely to lose electrons have ...
High ionization energy
High electron shielding
Low electronegativity
Low ionization energy
19
Down a Group, atomic radii...
decreases
increases
stays the same
20
Which part of this configuration represents the CORE e-: [Ar]4s
1
[Ar]
s
4
1
21
Elements that have filled s and p orbitals and are non-reactive are ...
Noble gases
Alkali metals
Halogens
Transition metals
22
Reactivity in the halogens is greater at the top of a group.
True
False
23
Why are the halogens reactive?
they are stable
they want to gain two electrons
they want to gain one eletron
they want to lose one electron
24
Actinides are best known for which property?
radioactivity
reactivity
softness
metallic character
25
Which family is the top period of the f block
transistions
alkaline-earth
actinides
lanthanides
26
The ability of an atom to attract an electron in a bond is known as its ...
Ionization energy
Shielding Effect
Electronegativity
Atomic Radii
27
Which family does not follow the octet rule consistently?
alkaline-earth
transitions
main-block/main-group elements
halogens
28
Why does fluorine have the highest electronegativity of all the halogens?
it is closer to having a full octet
it is the largest atom
it has the least electron shielding
it has less attraction for an electron
29
[Ar] 4s
1
is the noble gas configuration for which element?
potassium, K
argon, Ar
sodium, Na
chlorine, Cl
30
The ability to be stretched into a wire is called ___?
malleability
sea of electrons
conductivity
ductility
31
The group that generally reacts with metals to fill their octet is the ...
Alkaline earth metals
Halogens
Alkali metals
Noble gases
32
The elements in the same group have the same number of ...
Protons
Valence electrons
Neutrons
Electrons
33
Which is a characteristic of a nonmetal?
conductive
shiny
brittle
ductile
34
Which part of this configuration represents the valence electrons: [Ar]4s
1
[Ar]
s
4
1
35
How many valence electrons does fluorine have?
8
1
9
7
36
Which is along the zig zag line on the periodic table?
halogens
metalloids
nonmetals
metals
37
Why does size decrease across a period?
more energy levels
greater nuclear charge (# of protons)
less electron shielding
more electron shielding
38
As you go down the elements in a Group, electronegativities ...
Stay the same
Decrease
Increase
