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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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metals, atomic radius, electronegativity and ionization energy
Flashcards
21 cards
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Questions
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Answers
1
Which is not an Alkali Metal?
Sodium
Gold
Potassium
Lithium
2
Which of the following is true of metals?
high electronegativity and low ionization energy
High electronegativity and high ionization energy
Low electronegativity and low ionization energy
Low electronegativity and high ionization energy
3
Non-metal ions are always...
Negative and smaller than their parent atom
Negative and larger than their parent atom
Positive and larger than their parent atom
Positive and smaller than their parent atom
4
Which of the following has the greatest tendency to gain electrons?
Phosphorus (P)
Boron (B)
Carbon (C)
Chlorine (Cl)
5
The atom of which element has an ionic radius that is smaller than its atomic radius?
N
K
P
Cl
6
Most of the elements on the periodic table are classified as
metals
metalloids
non-metals
7
Which element has properties of both metals and nonmetals?
silicon (Si)
zinc (Zn)
gold (Au)
fluorine (F)
8
Which group of elements has the greatest variation in chemical properties?
Li, Na, K
B, Al, Ga
Be, Mg, Ca
Li, Be, B
9
The S
2-
ion differs from the S atom in that the S
2-
ion has a
larger radius and more electrons
smaller radius and fewer electrons
larger radius and fewer electrons
smaller radius and more electrons
10
Elements in the same group have the same number of
neutrons
valence electrons
occupied energy levels
stable isotopes
11
Why does atomic radius increase down a group?
more unpaired electrons
more electrons in the outer most shell
more principal energy levels.
More neutrons
12
The elements on the periodic table are arranged in order of increasing
atomic mass
number of neutrons
atomic number
charge
13
The energy that must be added to remove an elements most loosely bound electron is known as
magnetic force
ionization energy
electronegativity
electrovalent
14
Which element is most likely to be dull, brittle and not conduct electricity.
K (Potassium)
Co (Cobalt)
Mg (Magnesium)
S (Sulfur)
15
Which element has chemical properties most similar to Br?
Hg
K
F
Kr
16
Which of the following requires the most energy to remove its most loosely bound electron?
Cs
K
Rb
Na
17
The element in period 2 with the largest atomic radius is
a halogen
a noble gas
an alkaline earth metal
an alkali metal
18
Elements in the same period all have the same number of
neutrons
protons
occupied principle energy levels
valence electrons
19
The ability of an element to attract electrons is known as
ionization energy
electrovalent
magnetic force
electronegativity
20
Why does atomic radius decrease across a period?
more protons, same shells
less protons, different shells
less protons, same shells
more protons, different shells
21
Atoms of metallic elements tend to
lose electrons and form negative ions
gain electrons and form positive ions
gain electrons and form negative ions
lose electron and form positive ions
