Water is a polar molecule because

It has a (+) top and (-) bottom

In an exothermic process,

the environment gains energy and the system loses energy

An ionic bond is caused by

the attraction between negative and positive charges

are necessary to produce polar molecules

A covalent bond will occur with

a nonmetal bonding with a nonmetal

can never produce polar molecules

An ionic bond will occur with

a metal bonding with a nonmetal

Formula units represent

ratios of ions in ionic compounds

The electron configuration of a cation will look like

the noble gas at the end of the row above the atom

The electron configuration of an anion will look like

the noble gas at the end of the row

A covalent bond is caused by

the nucleus of one atom attracting the shared electrons in another atom

The outer core of the earth is liquid and inner core is solid because

the pressure stops the inner core from melting

Which of the following is NOT needed to determine the geometry of a molecule

hybridization of the central atom

Carbon dioxide is a nonpolar molecule because

It has a (+) left side and (+) right side

As you move deeper into the earth,

the temperature increases and pressure increasses

In an endothermic process,

the environment loses energy and the system gains energy

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Honors Chemistry First Semester Final Exam Review

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1
Which of these molecules will exhibit hydrogen bonding
NH3
H2
HBr
HCl
2
Water is a polar molecule because
It has a (+) left side and (+) right side
It has a (+) top and (-) bottom
It has charged ends
It is a bent molecule
3
CH₄ is an example of
an ionic compound
a formula unit
a molecule
a metallic compound
4
Which is the strongest force?
hydrogen bonds
London dispersion forces
dipole forces
covalent bonds
5
In an exothermic process,
the environment loses energy and the system loses energy
the environment loses energy and the system gains energy
the environment gains energy and the system gains energy
the environment gains energy and the system loses energy
6
Today's periodic table is based on the work of
Cannizarro
Newland
Dobereriner
Moseley
7
Which of the following groups will have a family name associated with the first element in it's group?
8A
3A
1A
7A
8
During ionic bonding
atoms transfer electrons
atoms lose protons
atoms share electrons
atoms gain protons
9
NaCl is an example of
a formula unit
a molecular compound
a molecule
a metallic compound
10
An ionic bond is caused by
the nucleus of one atom attracting the shared electrons in another atom
the sharing of electrons between atoms
the attraction between negative and positive charges
the transfer of electrons between atoms
11
The unit for measuring heat is
J
K
amu
oC
12
Heat will travel within a solid mostly by
convection
conduction
radiation
hybridization
13
Polar bonds
will always produce polar molecules
will produce nonpolar molecules
can never produce polar molecules
are necessary to produce polar molecules
14
Which type of heat transfer is responsible for tectonic plate movement
conduction
thermal transfer
radiation
convection
15
To convert a temperature in K to ^oC
multiply by 273.15
add 273.15
divide by 273.15
subtract 273.15
16
A covalent bond will occur with
a metalloid bonding with a metalloid
a nonmetal bonding with a nonmetal
a metal bonding with a nonmetal
a metal bonding with a metal
17
An element is in row 3, column 2. Which of the following is true?
the atom has 2 energy levels
the atom has 3 valence electrons
the atom's ion has a +3 charge
the atom has 3 energy levels
18
Nonpolar bonds
can never produce polar molecules
will always produce polar molecules
are necessary to produce nonpolar molecules
will produce dipoles
19
Which type of boundaries will produce mid-oceanic ridges?
convergent (oceanic-continental)
divergent
convergent (oceanic-oceanic)
transform
20
What is the hybridization of H in CH₄?
sp
s
sp3
sp2
21
Transition metals will require the use of
d orbitals
f orbitals
s orbitals
p orbitals
22
An ionic bond will occur with
a metal bonding with a nonmetal
a metal bonding with a metal
a nonmetal bonding with a nonmetal
a metalloid bonding with a metalloid
23
Formula units
are made up of atoms
do not exist
represent molecular compounds
have charges
24
Formula units represent
atoms in a molecules
ratios of ions in ionic compounds
the mass of a molecular compound
the mass of an ionic compound
25
Which of the following did Mendeleev NOT use when designing his periodic table
atomic number
spaces for undiscovered elements
similar properties
atomic mass
26
Who used cathode rays in his discovery of subatomic particles
Dalton
Bohr
Rutherford
Thomson
27
Which is the strongest intermolecular force?
hydrogen bonds
covalent bonds
London dispersion forces
dipole forces
28
Molecules
exist
have charges
cannot dissolve in water
are made up of ions
29
What is the hybridization of C in CH₄?
sp3
s
sp
sp2
30
The electron configuration of a cation will look like
the noble gas at the end of the row below the atom
the original atom
the noble gas at the end of the row
the noble gas at the end of the row above the atom
31
The electron configuration of an anion will look like
the noble gas at the end of the row above the atom
the noble gas at the end of the row
the original atom
the noble gas at the end of the row below the atom
32
Which component is not necessary for a combustion reaction to occur?
fuel
friciton
heat
oxygen
33
A covalent bond is caused by
the transfer of electrons between
the nucleus of one atom attracting the shared electrons in another atom
the sharing of electrons between atoms
the attraction between negative and positive charges
34
How many valence electrons will carbon have?
12
4
8
6
35
The outer core of the earth is liquid and inner core is solid because
the pressure stops the inner core from melting
the outer core is hotter than the inner core
temperature decreases with increasing depth
the pressure causes the outer core to melt
36
Which of the following will only be seen in the physical model of the earth's layers?
crust
outer core
mantle
asthenosphere
37
An ionic compound with a large lattice energy
will have a low boiling point
will have a high boiling point
will not be brittle
will be very reactive
38
Which of the following is NOT needed to determine the geometry of a molecule
Lewis dot structure
valence electrons on each atom
hybridization of the central atom
number of bonds on the central atom
39
In VSEPR, which of the following is NOT true
electron pairs repel electron pairs
bonds repel bonds
Protons repel protons
nonbonding electrons repel bonds
40
"Electrons must fill orbitals from the lowest energy levels first" is
Aufbau Principle
Electron Configuration Rules
Hund's rule
Pauli Exclusion Principle
41
During covalent bonding
atoms share electrons
atoms transfer electrons
atoms lose protons
atoms gain protons
42
Which is the weakest force?
London dispersion forces
hydrogen bonds
covalent bonds
dipole forces
43
Carbon dioxide is a nonpolar molecule because
It has a oppositely charged ends
It has a (+) left side and (+) right side
It has charged ends
It is a linear molecule
44
How many neutrons are in this element: ¹⁶₇ X
7
23
16
9
45
What is the ability of an atom to attract electrons toward itself when bonded?
electron affinity
atomic radius
electronegativity
ionization energy
46
For an element, which of the following can be found on the periodic table
number of neutrons
relative atomic mass
mass number
average atomic mass
47
Molecular formulas represent
the mass of a molecular compound
atoms in a molecules
ratios of ions in ionic compounds
the mass of an ionic compound
48
As you move deeper into the earth,
the temperature increases and pressure decreases
the temperature decreases and pressure increasses
the temperature increases and pressure increasses
the temperature decreases and pressure decreasses
49
In an endothermic process,
the environment gains energy and the system loses energy
the environment loses energy and the system gains energy
the environment loses energy and the system loses energy
the environment gains energy and the system gains energy
50
Which of these is an intermolecular bond
Covalent Bond
hydrogen bond
Metallic Bond
Ionic Bond

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