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