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Chemical Bonding
Test Description: Please answer the review questions.
Instructions: Answer all questions to get your test result.
1) Unlike _______ bonds, ______ bonds can form between two atoms of the same element.
A
ionic, covalent
B
hydrogen, molecular
C
covalent, ionic
D
molecular, hydrogen
2) When ionic or covalent bonds are formed, chemical compounds are created. Which of the following does not represent a compound?
A
BaBr
B
Na atoms
C
NO
D
PO
3) In an ionic bond, nonmetals are most likely to
A
share electrons
B
gain electrons
C
lose electrons
D
cancel electrons
4) What would happen if a sodium (Na) atom and a neon (Ne) atom were put near one another?
A
An ionic bond would form
B
A bond would not form
C
They would cancel each other out
D
A covalent bond would form
5) Atoms join with other atoms by bonding with them in order to become as chemically _______ as possible.
A
stable
B
unstable
C
electrified
D
inert
6) When forming a chemical bond only the ________ electrons participate in the bonding process.
A
ionized
B
inner shell
C
ionic or covalent
D
outer shell
7) The noble gases rarely participate in chemical bonding because
A
their valence electron shells are full
B
sharing electrons would not involve enough energy
C
they are gases and gases are less volatile
D
they have an atomic structure similar to hydrogen
8) When atoms bond covalently with other atoms to form new substances the atoms ___________ electrons.
A
share
B
transfer
C
lose and gain
D
share and transfer
9) Hydrogen is sometimes found on both sides of the periodic table because it
A
is the most common element in the universe
B
only has one electron and this electron is attached strongly to its nucleus.
C
is the first element
D
can bond ionically or covalently
10) When a covalent bond forms between two atoms how many atoms have a full outer shell of electrons?
A
it depends on what the atoms are
B
two
C
one
D
zero
*select an answer for all questions
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