Question 1

Match the element with its symbol.
-Platinum

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 C

Question 2

The "disappearance" of mothballs is an example of ________.

Accepted Answer

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

Question 3

A theory summarizes facts.

Accepted Answer

A) True 
 B)False  False

Question 4

Which of the following is a pure, elemental substance?

Accepted Answer

A)  Br2(l) 
B)  SO₂(g) 
C)  H₂O(l) 
D)  air 
A)  Br2(l) 
B)  SO₂(g) 
C)  H₂O(l) 
D)  air

Question 5

What is the name given to the element with the symbol "As"?

Accepted Answer

A)  silver 
B)  argon 
C)  antimony 
D)  arsenic 
E)  astatine 
A)  silver 
B)  argon 
C)  antimony 
D)  arsenic 
E)  astatine

Question 6

What is the name given to the element with the symbol "K"?

Accepted Answer

A)  kallium 
B)  potassium 
C)  phosphorus 
D)  krypton 
A)  kallium 
B)  potassium 
C)  phosphorus 
D)  krypton

Question 7

Match the substances with their classification.
-Vitamin C

Accepted Answer

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

Question 8

Match the definition with its term
-Formation of snow

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 element with its symbol.
-Potassium

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 10

The earth, taken together as a unit, may be considered one very large piece of heterogeneous matter.

Accepted Answer

A) True 
 B)False

Question 11

A compound is a pure substance made from atoms of two or more different elements.

Accepted Answer

A) True 
 B)False

Question 12

It is scientifically proper to construct a theory without then doing any experiments to test it.

Accepted Answer

A) True 
 B)False

Question 13

Match the substances with their classification.
-sugar

Accepted Answer

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

Question 14

Which term best completes this definition? An attempt to explain why a law exists is a(n) ________.

Accepted Answer

A)  experiment 
B)  law 
C)  theory 
D)  model 
A)  experiment 
B)  law 
C)  theory 
D)  model

Question 15

Match the element with its symbol.
-Palladium

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 16

Match the substances with their classification.
-sand and salt

Accepted Answer

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

Question 17

Which of the following represents a physical change only?

Accepted Answer

A)  steel turning to rust in salt air 
B)  liquid water freezing into ice cubes 
C)  milk turning "sour" 
D)  wood burning to form ashes 
A)  steel turning to rust in salt air 
B)  liquid water freezing into ice cubes 
C)  milk turning "sour" 
D)  wood burning to form ashes

Question 18

Match the definition with its term
-Mothballs subliming

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 19

Match the substances with their classification.
-Diamond

Accepted Answer

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

Question 20

Match the definition with its term
-Molding iron

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 element with its symbol. -Platinum

The "disappearance" of mothballs is an example of ________.

A theory summarizes facts.

Which of the following is a pure, elemental substance?

What is the name given to the element with the symbol "As"?

What is the name given to the element with the symbol "K"?

Match the substances with their classification. -Vitamin C

Match the definition with its term -Formation of snow

Match the element with its symbol. -Potassium

The earth, taken together as a unit, may be considered one very large piece of heterogeneous matter.

A compound is a pure substance made from atoms of two or more different elements.

It is scientifically proper to construct a theory without then doing any experiments to test it.

Match the substances with their classification. -sugar

Which term best completes this definition? An attempt to explain why a law exists is a(n) ________.

Match the element with its symbol. -Palladium

Match the substances with their classification. -sand and salt

Which of the following represents a physical change only?

Match the definition with its term -Mothballs subliming

Match the substances with their classification. -Diamond

Match the definition with its term -Molding iron

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 element with its symbol. -Platinum

The "disappearance" of mothballs is an example of ________.

A theory summarizes facts.

Which of the following is a pure, elemental substance?

What is the name given to the element with the symbol "As"?

What is the name given to the element with the symbol "K"?

Match the substances with their classification. -Vitamin C

Match the definition with its term -Formation of snow

Match the element with its symbol. -Potassium

The earth, taken together as a unit, may be considered one very large piece of heterogeneous matter.

A compound is a pure substance made from atoms of two or more different elements.

It is scientifically proper to construct a theory without then doing any experiments to test it.

Match the substances with their classification. -sugar

Which term best completes this definition? An attempt to explain why a law exists is a(n) ________.

Match the element with its symbol. -Palladium

Match the substances with their classification. -sand and salt

Which of the following represents a physical change only?

Match the definition with its term -Mothballs subliming

Match the substances with their classification. -Diamond

Match the definition with its term -Molding iron

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