Honors Chemistry Final Exam Practice
Test 2025 Questions and Answers
Which step in the scientific method requires you to use your senses to obtain
information? - ANSWER-making an observation
What is an example of something that cannot be classified as a substance? -
ANSWER-air
What is an example of a heterogenous mixture? - ANSWER-oil and vinegar
What do chemical symbols and formulas represent, respectively? - ANSWER-
elements and compounds
What must occur for a change to be a chemical reaction? - ANSWER-there must
be a change in physical properties
What is the measurement 1042 L rounded off to two significant digits? -
ANSWER-1.0 x 10^3 L
What quantity is represented by the metric system prefix deci-? - ANSWER-0.1
What is an example of a unit that is not an official SI unit? - ANSWER-liter
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, Chlorine boils at 239 K. What is the boiling point of chlorine expressed in degrees
Celsius? - ANSWER--34 degrees Celsius
A cubic meter is about the same as the volume occupied by a ________. -
ANSWER-washing machine
The nucleus of an atom is __________. - ANSWER-the central core and is
composed of protons and neutrons
What is an example of an element with the correct number of protons and
electrons given? - ANSWER-In, 49 protons, 49 electrons
How many energy sublevels are in the second principal energy level? - ANSWER-2
What is the maximum number of "d" orbitals in a principal energy level? -
ANSWER-5
What subatomic particle plays the greatest part in determining the properties of an
element? - ANSWER-electron
What is an example of a transition metal? - ANSWER-copper
Which of the following elements has the smallest atomic radius? [sulfur, chlorine,
selenium, bromine] - ANSWER-chlorine
What is true about ions? - ANSWER-cations form when an atom loses electrons
The metals in groups 1A, 2A, and 3A ___________. - ANSWER-lose electrons
when they form ions
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
Test 2025 Questions and Answers
Which step in the scientific method requires you to use your senses to obtain
information? - ANSWER-making an observation
What is an example of something that cannot be classified as a substance? -
ANSWER-air
What is an example of a heterogenous mixture? - ANSWER-oil and vinegar
What do chemical symbols and formulas represent, respectively? - ANSWER-
elements and compounds
What must occur for a change to be a chemical reaction? - ANSWER-there must
be a change in physical properties
What is the measurement 1042 L rounded off to two significant digits? -
ANSWER-1.0 x 10^3 L
What quantity is represented by the metric system prefix deci-? - ANSWER-0.1
What is an example of a unit that is not an official SI unit? - ANSWER-liter
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Chlorine boils at 239 K. What is the boiling point of chlorine expressed in degrees
Celsius? - ANSWER--34 degrees Celsius
A cubic meter is about the same as the volume occupied by a ________. -
ANSWER-washing machine
The nucleus of an atom is __________. - ANSWER-the central core and is
composed of protons and neutrons
What is an example of an element with the correct number of protons and
electrons given? - ANSWER-In, 49 protons, 49 electrons
How many energy sublevels are in the second principal energy level? - ANSWER-2
What is the maximum number of "d" orbitals in a principal energy level? -
ANSWER-5
What subatomic particle plays the greatest part in determining the properties of an
element? - ANSWER-electron
What is an example of a transition metal? - ANSWER-copper
Which of the following elements has the smallest atomic radius? [sulfur, chlorine,
selenium, bromine] - ANSWER-chlorine
What is true about ions? - ANSWER-cations form when an atom loses electrons
The metals in groups 1A, 2A, and 3A ___________. - ANSWER-lose electrons
when they form ions
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
