Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
_____ is a trend that describes ligands from strong field to weak field.
Electronegativity
The spectrochemical series
The crystal field model - ✔✔✔-The spectrochemical series
77 K is colder than 4 K.
Select one:
True
False - ✔✔✔-False
A cation has a ______ charge. - ✔✔✔-positive
A CH3COOH/CH3COO- buffer can be produced by adding a strong acid to a solution of CH3COO-
ions.
Select one:
True
False - ✔✔✔-True
A complex ion that undergoes a very slow exchange reaction is called an inert complex.
Select one:
True
False - ✔✔✔-True
,Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
A concentration term commonly used for solutions that uses the volume of a solution is ______.
- ✔✔✔-Molarity
A coordination environment where a metal is surrounded by six ligands is called _______.
Linear
Tetrahedral
Octahedral - ✔✔✔-Octahedral
A face-centered crystal lattice has one atom in the center of the unit cell.
Select one:
True
False - ✔✔✔-False
A hydrohalic acid is a binary acid containing a halogen.
Select one:
True
False - ✔✔✔-True
A ligand that forms one bond to the metal is called a(n) _________.
Ionic bond
Unidentate
,Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
Covalent bond - ✔✔✔-Unidentate
A nuclear reaction's reaction rate is affected by temperature, pressure, and catalysts.
Select one:
True
False - ✔✔✔-False
A particular temperature in degrees Celsius is larger than the temperature in kelvins.
Select one:
True
False - ✔✔✔-False
A phase diagram is a diagram depicting the phases of a substance at different temperatures and
pressures.
True
False - ✔✔✔-True
A reaction in which the same element gains and loses electrons is known as a(n) ________
reaction.
Acid-base
Dissolution
Disproportionation - ✔✔✔-Disproportionation
, Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
A reaction where electrons are transferred from one reactant to another is called a(n)
__________ reaction.
Redox or oxidation-reduction
Acid-base
Ionic - ✔✔✔-Redox or oxidation-reduction
A reduction in atomic radii caused by the 4f electrons being close to the nucleus is called
______.
Lanthanide contraction
Disproportionation
Spectrochemical series - ✔✔✔-Lanthanide contraction
A sample of nitrogen gas at 298 K and 745 torr has a volume of 37.42 L. What volume will it
occupy if the pressure is increased to 894 torr at constant temperature?
Select one:
a. 22.3 L
b. 31.2 L
c. 44.9 L
d. 112 L
e. 380 L - ✔✔✔-b. 31.2 L
A scoop of vanilla ice cream is a pure substance.
Select one:
True
_____ is a trend that describes ligands from strong field to weak field.
Electronegativity
The spectrochemical series
The crystal field model - ✔✔✔-The spectrochemical series
77 K is colder than 4 K.
Select one:
True
False - ✔✔✔-False
A cation has a ______ charge. - ✔✔✔-positive
A CH3COOH/CH3COO- buffer can be produced by adding a strong acid to a solution of CH3COO-
ions.
Select one:
True
False - ✔✔✔-True
A complex ion that undergoes a very slow exchange reaction is called an inert complex.
Select one:
True
False - ✔✔✔-True
,Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
A concentration term commonly used for solutions that uses the volume of a solution is ______.
- ✔✔✔-Molarity
A coordination environment where a metal is surrounded by six ligands is called _______.
Linear
Tetrahedral
Octahedral - ✔✔✔-Octahedral
A face-centered crystal lattice has one atom in the center of the unit cell.
Select one:
True
False - ✔✔✔-False
A hydrohalic acid is a binary acid containing a halogen.
Select one:
True
False - ✔✔✔-True
A ligand that forms one bond to the metal is called a(n) _________.
Ionic bond
Unidentate
,Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
Covalent bond - ✔✔✔-Unidentate
A nuclear reaction's reaction rate is affected by temperature, pressure, and catalysts.
Select one:
True
False - ✔✔✔-False
A particular temperature in degrees Celsius is larger than the temperature in kelvins.
Select one:
True
False - ✔✔✔-False
A phase diagram is a diagram depicting the phases of a substance at different temperatures and
pressures.
True
False - ✔✔✔-True
A reaction in which the same element gains and loses electrons is known as a(n) ________
reaction.
Acid-base
Dissolution
Disproportionation - ✔✔✔-Disproportionation
, Straighterlinec Chemistry Final Exam with Questions and Answers – 100% Solved
A reaction where electrons are transferred from one reactant to another is called a(n)
__________ reaction.
Redox or oxidation-reduction
Acid-base
Ionic - ✔✔✔-Redox or oxidation-reduction
A reduction in atomic radii caused by the 4f electrons being close to the nucleus is called
______.
Lanthanide contraction
Disproportionation
Spectrochemical series - ✔✔✔-Lanthanide contraction
A sample of nitrogen gas at 298 K and 745 torr has a volume of 37.42 L. What volume will it
occupy if the pressure is increased to 894 torr at constant temperature?
Select one:
a. 22.3 L
b. 31.2 L
c. 44.9 L
d. 112 L
e. 380 L - ✔✔✔-b. 31.2 L
A scoop of vanilla ice cream is a pure substance.
Select one:
True
