CHEM 103 FINAL EXAM QUESTIONS WITH
CORRECT ANSWERS GRADED A+ LATEST
UPDATE
bonding electrons --CORRECT ANSWER--pairs of valence electrons
that are shared between pairs
non bonding electrons --CORRECT ANSWER--lone pairs that
are not involved in electron sharing
Linus Pauling --CORRECT ANSWER--Nobel prize Chemist
electronegativity --CORRECT ANSWER--measure of atoms
attraction for electrons it shares with another atom in a chemical bond
Lewis Structures --CORRECT ANSWER--represents the transfer or
the sharing of electrons in chemical bonds
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,octet rule --CORRECT ANSWER--EVERY ATOM WANTS 8
ELECTRONS IN THEIR OUTERSHELL
ionic bonding --CORRECT ANSWER--chemical bond formed
through the transfer of one or more electrons from one atom or group
of atoms to another group
EX : NaBr
metals --CORRECT ANSWER--give
nonmetals --CORRECT ANSWER--take
oxidation number --CORRECT ANSWER--the superscript indicating
the charge on an ion
ion --CORRECT ANSWER--atom with either positive or negative
charge
binary compound --CORRECT ANSWER--compounds in which 2
elements are present , metal and non metal - nonmetal changes to ide
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,ionization energy --CORRECT ANSWER--energy required to
remove the most loosley held electron from outer shell ; up and to the
right
polyatomic molecule --CORRECT ANSWER--nonmetals that form
one ion
covalent bond --CORRECT ANSWER--sharing of electrons
EX : CO2
polyatomic ions --CORRECT ANSWER--Ag silver ion
Fe 2+ ferrous ion
Fe 3+ ferric ion
Cu 1+ cuprous ion
Cu 2+ cupric ion
binary molecule --CORRECT ANSWER--1st word : prefix and full
name
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, 2nd word : prefix and stem and ide
mono --CORRECT ANSWER--1
di --CORRECT ANSWER--2
tri --CORRECT ANSWER--3
tetra --CORRECT ANSWER--4
penta --CORRECT ANSWER--5
hexa --CORRECT ANSWER--6
hepta --CORRECT ANSWER--7
octa --CORRECT ANSWER--8
ennea --CORRECT ANSWER--9
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CORRECT ANSWERS GRADED A+ LATEST
UPDATE
bonding electrons --CORRECT ANSWER--pairs of valence electrons
that are shared between pairs
non bonding electrons --CORRECT ANSWER--lone pairs that
are not involved in electron sharing
Linus Pauling --CORRECT ANSWER--Nobel prize Chemist
electronegativity --CORRECT ANSWER--measure of atoms
attraction for electrons it shares with another atom in a chemical bond
Lewis Structures --CORRECT ANSWER--represents the transfer or
the sharing of electrons in chemical bonds
Page 1 of 53
,octet rule --CORRECT ANSWER--EVERY ATOM WANTS 8
ELECTRONS IN THEIR OUTERSHELL
ionic bonding --CORRECT ANSWER--chemical bond formed
through the transfer of one or more electrons from one atom or group
of atoms to another group
EX : NaBr
metals --CORRECT ANSWER--give
nonmetals --CORRECT ANSWER--take
oxidation number --CORRECT ANSWER--the superscript indicating
the charge on an ion
ion --CORRECT ANSWER--atom with either positive or negative
charge
binary compound --CORRECT ANSWER--compounds in which 2
elements are present , metal and non metal - nonmetal changes to ide
Page 2 of 53
,ionization energy --CORRECT ANSWER--energy required to
remove the most loosley held electron from outer shell ; up and to the
right
polyatomic molecule --CORRECT ANSWER--nonmetals that form
one ion
covalent bond --CORRECT ANSWER--sharing of electrons
EX : CO2
polyatomic ions --CORRECT ANSWER--Ag silver ion
Fe 2+ ferrous ion
Fe 3+ ferric ion
Cu 1+ cuprous ion
Cu 2+ cupric ion
binary molecule --CORRECT ANSWER--1st word : prefix and full
name
Page 3 of 53
, 2nd word : prefix and stem and ide
mono --CORRECT ANSWER--1
di --CORRECT ANSWER--2
tri --CORRECT ANSWER--3
tetra --CORRECT ANSWER--4
penta --CORRECT ANSWER--5
hexa --CORRECT ANSWER--6
hepta --CORRECT ANSWER--7
octa --CORRECT ANSWER--8
ennea --CORRECT ANSWER--9
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