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15 questions
What is the force that holds two atoms together?
chemical bond
magnetic force
strong force
physical bond
Select all that apply
Chemical bonds form by the attraction between ______.
the charged ends of polar molecules
positive ions and negative ions
the nucleus of one atom and the electrons of another atom
an atom and its own electrons
Elements tend to react to acquire the stable electron structure of a(n)
ion
halogen
metal
noble gas
What is a positively charged ion called?
anion
polyatomic ion
complex ion
cation
Noble gases are unreactive because they have ______.
low ionization energies
high electron affinities
valence electron configurations of ns2np3
filled outer energy levels
Select all that apply
Elements tend to react to acquire ______.
a filled outer energy level
a valence electron configuration of 2s22p6
eight electrons
the stable electron structure of a noble gas
A positive ion forms when an atom ______.
loses one or more valence electrons in order to transform into a stable noble gas
loses one or more valence electrons in order to attain a noble gas configuration
gains one or more valence electrons in order to attain a noble gas configuration
loses or gains valence electrons in order to attain a noble gas configuration
To attain a stable outer electron configuration, nonmetals ______________ one or more electrons.
lose
gain
destroy
dissolve
A positively charged ion is called a(n)
cation
anion
lithium
positron
In terms of electron configuration, a neutral chlorine atom differs from the noble gas argon by _______ valence electron(s).
1
2
3
4
What is a negatively charged ion called?
anion
cation
complex ion
polyatomic ion
To designate the anion formed when a chlorine atom gains an electron, the name ______ is used.
chloride
chlorite
chlorate
True or false: Nonmetals easily lose one or more electrons to attain a stable outer electron configuration.
True
False
To designate an anion formed when an atom gains one or more electrons, the ending ________ is added to the root name of the element.
ite
ine
alkane
ide
Atoms tend to gain, lose, or share electrons in order to acquire 8 valence electrons.
chemical bond
cation
octet rule
anion
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