Introduction to Chemistry Final Exam
What statements is true about any element? - ✔✔ correct answer It can be identified on the basis of
its properties, it has a unique set of properties, it is different from all other elements.
The mass number of an atom is its number of - ✔✔ correct answer protons plus neutrons.
Bohr's model of the atom differs from Rutherford's model in - ✔✔ correct answer the location of
electrons
Rutherford's research involved - ✔✔ correct answer alpha particles and gold foil
Which element has atoms that could most easily lose one electron to become stable? - ✔✔ correct
answer Potassium (K)
Which of these is the simplest relationship between the dependent variable and the independent
variable? - ✔✔ correct answer linear
The state of matter that can change shape but not volume is - ✔✔ correct answer liquid
Why are Argon and Neon unlikely to form bonds with other elements? - ✔✔ correct answer with 8
valence electrons, they are chemically stable.
Aristotle thought that - ✔✔ correct answer all matter consists of 4 elements.
Which element is likely to be shiny and able to conduct electricity and heat? - ✔✔ correct answer
Beryllium
When a fluorine atom gains an electron, it becomes a(n) - ✔✔ correct answer anion.
The particles of a(n) ______ solid have no definite pattern. - ✔✔ correct answer amorphous
A(n) ______ consists of atoms or molecules that spread out to fill their container. - ✔✔ correct
answer gas
, Introduction to Chemistry Final Exam
The sun and other stars consist of matter in the ______ state. - ✔✔ correct answer plasma
Amontons' law describes the relationship between the temperature and ______ of gases. - ✔✔
correct answer pressure
The law relating the volume and pressure of gases is ______ law. - ✔✔ correct answer Boyle's
The temperature at which is a solid changes to a liquid is its ______. - ✔✔ correct answer melting
point
A solid changes directly to a gas in the process of ______ . - ✔✔ correct answer sublimation
The boiling point of water is ______ °C. - ✔✔ correct answer 100
True or False: Making ice cubes with tap water is an example of a chemical change. - ✔✔ correct
answer False
True or False: All changes in matter can be reversed. - ✔✔ correct answer False
True or False: Melting metal changes it into an entirely different substance. - ✔✔ correct answer
False
True or False: The release of gas bubbles is a possible sign of a chemical change. - ✔✔ correct answer
True
True or False: After a physical change, matter still has the same chemical properties. - ✔✔ correct
answer True
The ability of a substance to combine chemically with other substances is called ______. - ✔✔
correct answer reactivity
All ______ has properties of mass and volume. - ✔✔ correct answer matter
What statements is true about any element? - ✔✔ correct answer It can be identified on the basis of
its properties, it has a unique set of properties, it is different from all other elements.
The mass number of an atom is its number of - ✔✔ correct answer protons plus neutrons.
Bohr's model of the atom differs from Rutherford's model in - ✔✔ correct answer the location of
electrons
Rutherford's research involved - ✔✔ correct answer alpha particles and gold foil
Which element has atoms that could most easily lose one electron to become stable? - ✔✔ correct
answer Potassium (K)
Which of these is the simplest relationship between the dependent variable and the independent
variable? - ✔✔ correct answer linear
The state of matter that can change shape but not volume is - ✔✔ correct answer liquid
Why are Argon and Neon unlikely to form bonds with other elements? - ✔✔ correct answer with 8
valence electrons, they are chemically stable.
Aristotle thought that - ✔✔ correct answer all matter consists of 4 elements.
Which element is likely to be shiny and able to conduct electricity and heat? - ✔✔ correct answer
Beryllium
When a fluorine atom gains an electron, it becomes a(n) - ✔✔ correct answer anion.
The particles of a(n) ______ solid have no definite pattern. - ✔✔ correct answer amorphous
A(n) ______ consists of atoms or molecules that spread out to fill their container. - ✔✔ correct
answer gas
, Introduction to Chemistry Final Exam
The sun and other stars consist of matter in the ______ state. - ✔✔ correct answer plasma
Amontons' law describes the relationship between the temperature and ______ of gases. - ✔✔
correct answer pressure
The law relating the volume and pressure of gases is ______ law. - ✔✔ correct answer Boyle's
The temperature at which is a solid changes to a liquid is its ______. - ✔✔ correct answer melting
point
A solid changes directly to a gas in the process of ______ . - ✔✔ correct answer sublimation
The boiling point of water is ______ °C. - ✔✔ correct answer 100
True or False: Making ice cubes with tap water is an example of a chemical change. - ✔✔ correct
answer False
True or False: All changes in matter can be reversed. - ✔✔ correct answer False
True or False: Melting metal changes it into an entirely different substance. - ✔✔ correct answer
False
True or False: The release of gas bubbles is a possible sign of a chemical change. - ✔✔ correct answer
True
True or False: After a physical change, matter still has the same chemical properties. - ✔✔ correct
answer True
The ability of a substance to combine chemically with other substances is called ______. - ✔✔
correct answer reactivity
All ______ has properties of mass and volume. - ✔✔ correct answer matter
