Question 1

What prefix is the largest?

Accepted Answer

A)  mega 
B)  centi 
C)  micro 
D)  kilo 
A)  mega 
B)  centi 
C)  micro 
D)  kilo

Question 2

The density of copper is 8.96 g/mL and that of gold is 19.3 g/mL. The ratio of the mass of a 10 mL block of copper to a 10 mL block of gold is 0.464.

Accepted Answer

A) True 
 B)False

Question 3

An example of a homogeneous mixture is

Accepted Answer

A)  oil in water. 
B)  a salt water solution. 
C)  a suspension. 
D)  a pure substance. 
A)  oil in water. 
B)  a salt water solution. 
C)  a suspension. 
D)  a pure substance.

Question 4

Which of the following is a compound?

Accepted Answer

A)  mercury 
B)  blood 
C)  sugar 
D)  air 
A)  mercury 
B)  blood 
C)  sugar 
D)  air

Question 5

Alfred Nobel ____________?

Accepted Answer

A)  discovered dynamite 
B)  proposed the metric system 
C)  developed the STM, scanning tunneling microscope 
D)  discovered kinetic energy 
A)  discovered dynamite 
B)  proposed the metric system 
C)  developed the STM, scanning tunneling microscope 
D)  discovered kinetic energy

Question 6

How many millimeters are in 100 cm?

Accepted Answer

A)  10 
B)  1000 
C)  100 
D)  1 
A)  10 
B)  1000 
C)  100 
D)  1

Question 7

Sublimation is a characteristic physical property of

Accepted Answer

A)  chlorine (Cl2, liquid). 
B)  oxygen (O2, gas). 
C)  bromine (Br2, liquid). 
D)  iodine (I2, solid). 
A)  chlorine (Cl2, liquid). 
B)  oxygen (O2, gas). 
C)  bromine (Br2, liquid). 
D)  iodine (I2, solid).

Question 8

Which of the following elements is a metal?

Accepted Answer

A)  Ca, calcium 
B)  Na, sodium 
C)  Hg, mercury 
D)  all of these 
A)  Ca, calcium 
B)  Na, sodium 
C)  Hg, mercury 
D)  all of these

Question 9

MATCHING
Use the pictures below to answer the following questions.

-Which figure above depicts a homogeneous mixture?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 10

What information is not provided by the formula, C4H10, for butane?

Accepted Answer

A)  butane being an organic compound 
B)  the molecular formula 
C)  the relative number of atoms of each kind 
D)  the shape of the molecule 
A)  butane being an organic compound 
B)  the molecular formula 
C)  the relative number of atoms of each kind 
D)  the shape of the molecule

Question 11

Which term describes energy?

Accepted Answer

A)  motion 
B)  heat 
C)  light 
D)  all of these 
A)  motion 
B)  heat 
C)  light 
D)  all of these

Question 12

For which of the following is it necessary that there be a definite composition which cannot vary?

Accepted Answer

A)  mixture 
B)  solution 
C)  compound 
D)  colloid 
A)  mixture 
B)  solution 
C)  compound 
D)  colloid

Question 13

The element whose name is derived from the Latin aurum, meaning shining dawn

Accepted Answer

A)  gold. 
B)  aluminum. 
C)  silver. 
D)  chromium. 
A)  gold. 
B)  aluminum. 
C)  silver. 
D)  chromium.

Question 14

Which of the following is not a pure substance?

Accepted Answer

A)  pure gold 
B)  clean air 
C)  refined sugar 
D)  distilled water 
A)  pure gold 
B)  clean air 
C)  refined sugar 
D)  distilled water

Question 15

Most samples of matter occur in nature as

Accepted Answer

A)  elements. 
B)  compounds. 
C)  homogeneous samples. 
D)  mixtures. 
A)  elements. 
B)  compounds. 
C)  homogeneous samples. 
D)  mixtures.

Question 16

Which of the following is an SI unit of ?

Accepted Answer

A)  pound 
B)  kilogram 
C)  quart 
D)  calorie 
A)  pound 
B)  kilogram 
C)  quart 
D)  calorie

Question 17

Which state of matter is composed of charged particles which are dramatically affected by electric and magnetic fields?

Accepted Answer

A)  solids 
B)  liquids 
C)  gases 
D)  plasmas 
A)  solids 
B)  liquids 
C)  gases 
D)  plasmas

Question 18

The equation, 2 C(s) + O2(g) $\to$ 2 CO(g), tells us

Accepted Answer

A)  the number of atoms of each kind in reactants and products is the same. 
B)  carbon monoxide (CO) is a product. 
C)  two atoms of carbon undergo reaction. 
D)  all of these 
A)  the number of atoms of each kind in reactants and products is the same. 
B)  carbon monoxide (CO) is a product. 
C)  two atoms of carbon undergo reaction. 
D)  all of these

Question 19

Potential energy is defined as

Accepted Answer

A)  heat energy. 
B)  energy associated with motion. 
C)  stored energy. 
D)  the ability to do work. 
A)  heat energy. 
B)  energy associated with motion. 
C)  stored energy. 
D)  the ability to do work.

Question 20

What kind of change is depicted in the following image?

Accepted Answer

A)  chemical change 
B)  physical change 
C)  both a chemical change and a physical change 
D)  There is no change shown in the image. 
A)  chemical change 
B)  physical change 
C)  both a chemical change and a physical change 
D)  There is no change shown in the image.

What prefix is the largest?

The density of copper is 8.96 g/mL and that of gold is 19.3 g/mL. The ratio of the mass of a 10 mL block of copper to a 10 mL block of gold is 0.464.

An example of a homogeneous mixture is

Which of the following is a compound?

Alfred Nobel ____________?

How many millimeters are in 100 cm?

Sublimation is a characteristic physical property of

Which of the following elements is a metal?

MATCHING Use the pictures below to answer the following questions. -Which figure above depicts a homogeneous mixture?

What information is not provided by the formula, C₄H₁₀, for butane?

Which term describes energy?

For which of the following is it necessary that there be a definite composition which cannot vary?

The element whose name is derived from the Latin aurum, meaning shining dawn

Which of the following is not a pure substance?

Most samples of matter occur in nature as

Which of the following is an SI unit of ?

Which state of matter is composed of charged particles which are dramatically affected by electric and magnetic fields?

The equation, 2 C(s) + O₂(g) $\to$ 2 CO(g), tells us

Potential energy is defined as

What kind of change is depicted in the following image?

Living in a World of Chemistry

Atoms and the Periodic Table

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Acid-Base Reactions

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

Feeding the World

Filters

Exam 2: The Chemical View of Matter

What prefix is the largest?

The density of copper is 8.96 g/mL and that of gold is 19.3 g/mL. The ratio of the mass of a 10 mL block of copper to a 10 mL block of gold is 0.464.

An example of a homogeneous mixture is

Which of the following is a compound?

Alfred Nobel ____________?

How many millimeters are in 100 cm?

Sublimation is a characteristic physical property of

Which of the following elements is a metal?

MATCHING Use the pictures below to answer the following questions. -Which figure above depicts a homogeneous mixture?

What information is not provided by the formula, C4H10, for butane?

Which term describes energy?

For which of the following is it necessary that there be a definite composition which cannot vary?

The element whose name is derived from the Latin aurum, meaning shining dawn

Which of the following is not a pure substance?

Most samples of matter occur in nature as

Which of the following is an SI unit of ?

Which state of matter is composed of charged particles which are dramatically affected by electric and magnetic fields?

The equation, 2 C(s) + O2(g) →\to→ 2 CO(g), tells us

Potential energy is defined as

What kind of change is depicted in the following image?

Living in a World of Chemistry

Atoms and the Periodic Table

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Acid-Base Reactions

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

Feeding the World

Filters

What information is not provided by the formula, C₄H₁₀, for butane?

The equation, 2 C(s) + O₂(g) $\to$ 2 CO(g), tells us