Question 1

Match the definition with its term
-A generalization that concisely summarizes the outcome of a series of experiments

Accepted Answer

A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory 
A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory

Question 2

Match the definition with its term
-Cooking of an egg

Accepted Answer

A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory 
A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory

Question 3

Match the event with its name of the process.
-While heating water in a tea kettle, part of it disappears.

Accepted Answer

A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation 
A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation

Question 4

Match the substances with their classification.
-Chlorine gas

Accepted Answer

A) heterogeneous mixture 
B) element 
C) homogeneous mixture 
D) compound 
A) heterogeneous mixture 
B) element 
C) homogeneous mixture 
D) compound

Question 5

Match the element with its symbol.
-Phosphorus

Accepted Answer

A) Po 
B) Pd 
C) Pt 
D) K 
E) Pu
F)Pa
G)P 
A) Po 
B) Pd 
C) Pt 
D) K 
E) Pu
F)Pa
G)P

Question 6

Evaporated ethanol can be isolated by cooling, without changing its disinfectant properties.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following represents a physical change only?

Accepted Answer

A)  barbecuing a steak 
B)  adding electricity to water to produce hydrogen and oxygen gas 
C)  condensing of steam 
D)  burning a propane camping stove 
A)  barbecuing a steak 
B)  adding electricity to water to produce hydrogen and oxygen gas 
C)  condensing of steam 
D)  burning a propane camping stove

Question 8

Match the definition with its term
-Baking bread

Accepted Answer

A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory 
A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory

Question 9

Match the definition with its term
-A strong preference or inclination that inhibits impartial judgement

Accepted Answer

A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory 
A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory

Question 10

The only way one can change an element to another is via ________.

Accepted Answer

A)  a chemical change 
B)  a physical reaction 
C)  a nuclear transformation 
D)  applying heat 
A)  a chemical change 
B)  a physical reaction 
C)  a nuclear transformation 
D)  applying heat

Question 11

The chemical compounds CO and CO₂ have exactly the same properties, because both are made from carbon and oxygen.

Accepted Answer

A) True 
 B)False

Question 12

Match the event with its name of the process.
-Liquid nitrogen is transformed into a colorless gas.

Accepted Answer

A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation 
A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation

Question 13

Match the element with its symbol.
-Nobelium

Accepted Answer

A) N 
B) Ne 
C) Nd 
D) Ni 
E) No 
A) N 
B) Ne 
C) Nd 
D) Ni 
E) No

Question 14

Match the event with its name of the process.
-Ice cream liquefies on a hot day.

Accepted Answer

A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation 
A) vaporization 
B) melting 
C) condensation 
D) freezing 
E) sublimation

Question 15

Match the substances with their classification.
-Oil-vinegar salad dressing

Accepted Answer

A) heterogeneous mixture 
B) element 
C) homogeneous mixture 
D) compound 
A) heterogeneous mixture 
B) element 
C) homogeneous mixture 
D) compound

Question 16

Which of the following represents a physical property?

Accepted Answer

A)  Sodium metal is extremely reactive with chlorine gas. 
B)  Mercury is a shiny liquid at room temperature. 
C)  The tendency of aluminum to "oxidize" 
D)  The flammability of butane fuel. 
E)  The unreactive nature of argon gas 
A)  Sodium metal is extremely reactive with chlorine gas. 
B)  Mercury is a shiny liquid at room temperature. 
C)  The tendency of aluminum to "oxidize" 
D)  The flammability of butane fuel. 
E)  The unreactive nature of argon gas

Question 17

A physical picture used to illustrate a theory is a model.

Accepted Answer

A) True 
 B)False

Question 18

Match the element with its symbol.
-Nickel

Accepted Answer

A) N 
B) Ne 
C) Nd 
D) Ni 
E) No 
A) N 
B) Ne 
C) Nd 
D) Ni 
E) No

Question 19

Air is a homogeneous mixture of nitrogen, oxygen and hydrogen.

Accepted Answer

A) True 
 B)False

Question 20

Match the definition with its term
-Mixing ammonia and bleach

Accepted Answer

A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory 
A) model 
B) law 
C) hypothesis 
D) experiment 
E) chemical change
F)bias
G)scientific method
H)physical change
I)theory

Match the definition with its term -A generalization that concisely summarizes the outcome of a series of experiments

Match the definition with its term -Cooking of an egg

Match the event with its name of the process. -While heating water in a tea kettle, part of it disappears.

Match the substances with their classification. -Chlorine gas

Match the element with its symbol. -Phosphorus

Evaporated ethanol can be isolated by cooling, without changing its disinfectant properties.

Which of the following represents a physical change only?

Match the definition with its term -Baking bread

Match the definition with its term -A strong preference or inclination that inhibits impartial judgement

The only way one can change an element to another is via ________.

The chemical compounds CO and CO₂ have exactly the same properties, because both are made from carbon and oxygen.

Match the event with its name of the process. -Liquid nitrogen is transformed into a colorless gas.

Match the element with its symbol. -Nobelium

Match the event with its name of the process. -Ice cream liquefies on a hot day.

Match the substances with their classification. -Oil-vinegar salad dressing

Which of the following represents a physical property?

A physical picture used to illustrate a theory is a model.

Match the element with its symbol. -Nickel

Air is a homogeneous mixture of nitrogen, oxygen and hydrogen.

Match the definition with its term -Mixing ammonia and bleach

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 1: What Is Chemistry

Match the definition with its term -A generalization that concisely summarizes the outcome of a series of experiments

Match the definition with its term -Cooking of an egg

Match the event with its name of the process. -While heating water in a tea kettle, part of it disappears.

Match the substances with their classification. -Chlorine gas

Match the element with its symbol. -Phosphorus

Evaporated ethanol can be isolated by cooling, without changing its disinfectant properties.

Which of the following represents a physical change only?

Match the definition with its term -Baking bread

Match the definition with its term -A strong preference or inclination that inhibits impartial judgement

The only way one can change an element to another is via ________.

The chemical compounds CO and CO₂ have exactly the same properties, because both are made from carbon and oxygen.

Match the event with its name of the process. -Liquid nitrogen is transformed into a colorless gas.

Match the element with its symbol. -Nobelium

Match the event with its name of the process. -Ice cream liquefies on a hot day.

Match the substances with their classification. -Oil-vinegar salad dressing

Which of the following represents a physical property?

A physical picture used to illustrate a theory is a model.

Match the element with its symbol. -Nickel

Air is a homogeneous mixture of nitrogen, oxygen and hydrogen.

Match the definition with its term -Mixing ammonia and bleach

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters