Question 1

Argon belongs to the ________ group of the periodic table.

Accepted Answer

A) alkali metal 
B) alkaline earth metal 
C) halogen 
D) noble gas 
A) alkali metal 
B) alkaline earth metal 
C) halogen 
D) noble gas

Question 2

How many significant figures are there in the answer for the following problem?    = ?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 3

Specific gravity of a liquid is often defined as the ratio of the density of a substance to the density of water.If the specific gravity of X relative to water is 0.800 and the specific gravity of Y relative to water is 1.50,which of the following statements is false?

Accepted Answer

A) If X is a liquid,Y will float on X. 
B) If X is a solid,X will float in water. 
C) If Y is a liquid,water will float on Y. 
D) If Y is a liquid,X will float in Y. 
A) If X is a liquid,Y will float on X. 
B) If X is a solid,X will float in water. 
C) If Y is a liquid,water will float on Y. 
D) If Y is a liquid,X will float in Y.

Question 4

Which element indicated by letter in the following periodic table is the poorest conductor of electricity and heat?

Accepted Answer

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

Question 5

Which of the following is the lowest temperature?

Accepted Answer

A) 42°C 
B) 57°F 
C) 318 K 
D) All of these temperatures are all equal. 
A) 42°C 
B) 57°F 
C) 318 K 
D) All of these temperatures are all equal.

Question 6

Which of the following is the lowest temperature?

Accepted Answer

A) 37°C 
B) 54°F 
C) 313 K 
D) All of these temperatures are all equal. 
A) 37°C 
B) 54°F 
C) 313 K 
D) All of these temperatures are all equal.

Question 7

Which of the following elements is a liquid at room temperature?

Accepted Answer

A) chlorine 
B) helium 
C) mercury 
D) sodium 
A) chlorine 
B) helium 
C) mercury 
D) sodium

Question 8

The thickness of a U.S.dime is approximately one

Accepted Answer

A) m) 
B) cm. 
C) mm. 
D) μm. 
A) m) 
B) cm. 
C) mm. 
D) μm.

Question 9

Which group 1A element is not a metal?

Accepted Answer

A) H 
B) Li 
C) Fr 
D) None of these 
A) H 
B) Li 
C) Fr 
D) None of these

Question 10

Gaseous elements characterized by low reactivity are found in group ________ of the periodic table.

Accepted Answer

A) 5A 
B) 6A 
C) 7A 
D) 8A 
A) 5A 
B) 6A 
C) 7A 
D) 8A

Question 11

If the melting point of vanadium metal is 1910°C,what is its melting point in Kelvin temperature?

Accepted Answer

A) 1029 K 
B) 1637 K 
C) 2183 K 
D) 3470 K 
A) 1029 K 
B) 1637 K 
C) 2183 K 
D) 3470 K

Question 12

Stored energy is ________ energy,and energy of motion is ________ energy.

Accepted Answer

The answer of Stored energy is ________ energy,and energy of...

Question 13

Volume is a derived unit having the unit lengthx,where x = ________.

Accepted Answer

Question 14

How many significant figures are there in the answer to the following problem?
(8)881 × 2.100)+ 0.590 = ?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 15

A gold ingot weighs 5.50 lbs.If the density of gold is 19.31 g/cm3,and the length and width of the ingot are 12.0 cm and 3.00 cm respectively,what is the height of the ingot?

Accepted Answer

A) 6)50 × 10-3 cm 
B) 3)59 cm 
C) 10.2 cm 
D) 1)34 × 103 cm 
A) 6)50 × 10-3 cm 
B) 3)59 cm 
C) 10.2 cm 
D) 1)34 × 103 cm

Question 16

If 1.4% of the mass of a human body is calcium,how many kilograms of calcium are there in a 173-pound man?

Accepted Answer

A) 1)1 kg Ca 
B) 5)3 kg Ca 
C) 1)1 × 102 kg Ca 
D) 5)3 × 102 kg Ca 
A) 1)1 kg Ca 
B) 5)3 kg Ca 
C) 1)1 × 102 kg Ca 
D) 5)3 × 102 kg Ca

Question 17

The average mass of an oxygen atom is 5.3 × 10-26 kg.Calculate the kinetic energy of a mole of oxygen atoms,all moving at a speed of 400 m/s (1000 mph).

Accepted Answer

A) 8)2 × 10-21 J 
B) 2600 J 
C) 5200 J 
D) 13,000 J 
A) 8)2 × 10-21 J 
B) 2600 J 
C) 5200 J 
D) 13,000 J

Question 18

Without using a calculator,solve the following problem:

Accepted Answer

A) 1 × 10-6 
B) 1 × 104 
C) 1 × 1024 
D) 1 × 1034 
A) 1 × 10-6 
B) 1 × 104 
C) 1 × 1024 
D) 1 × 1034

Question 19

Which of the following is an exact number?

Accepted Answer

A) 0)507 grams 
B) 1)13 liters 
C) 2 people 
D) 5)37°C 
A) 0)507 grams 
B) 1)13 liters 
C) 2 people 
D) 5)37°C

Question 20

Lithium belongs to the ________ group of the periodic table.

Accepted Answer

A) alkali metal 
B) alkaline earth metal 
C) halogen 
D) noble gas 
A) alkali metal 
B) alkaline earth metal 
C) halogen 
D) noble gas

Exam 1: Chemistry: Matter and Measurement

Argon belongs to the ________ group of the periodic table.

How many significant figures are there in the answer for the following problem? = ?

Specific gravity of a liquid is often defined as the ratio of the density of a substance to the density of water.If the specific gravity of X relative to water is 0.800 and the specific gravity of Y relative to water is 1.50,which of the following statements is false?

Which element indicated by letter in the following periodic table is the poorest conductor of electricity and heat?

Which of the following is the lowest temperature?

Which of the following is the lowest temperature?

Which of the following elements is a liquid at room temperature?

The thickness of a U.S.dime is approximately one

Which group 1A element is not a metal?

Gaseous elements characterized by low reactivity are found in group ________ of the periodic table.

If the melting point of vanadium metal is 1910°C,what is its melting point in Kelvin temperature?

Stored energy is ________ energy,and energy of motion is ________ energy.

Volume is a derived unit having the unit lengthx,where x = ________.

How many significant figures are there in the answer to the following problem? (8)881 × 2.100)+ 0.590 = ?

A gold ingot weighs 5.50 lbs.If the density of gold is 19.31 g/cm3,and the length and width of the ingot are 12.0 cm and 3.00 cm respectively,what is the height of the ingot?

If 1.4% of the mass of a human body is calcium,how many kilograms of calcium are there in a 173-pound man?

The average mass of an oxygen atom is 5.3 × 10-26 kg.Calculate the kinetic energy of a mole of oxygen atoms,all moving at a speed of 400 m/s (1000 mph).

Without using a calculator,solve the following problem:

Which of the following is an exact number?

Lithium belongs to the ________ group of the periodic table.

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Ionic Bonds and Some Main-Group Chemistry

Covalent Bonds and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids,solids,and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Hydrogen, oxygen, and Water

The Main-Group Elements

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

Nuclear Chemistry

Organic and Biological Chemistry

Filters

Stored energy is energy,and energy of motion is energy.

Volume is a derived unit having the unit length^x,where x = ________.

A gold ingot weighs 5.50 lbs.If the density of gold is 19.31 g/cm³,and the length and width of the ingot are 12.0 cm and 3.00 cm respectively,what is the height of the ingot?

The average mass of an oxygen atom is 5.3 × 10^-26 kg.Calculate the kinetic energy of a mole of oxygen atoms,all moving at a speed of 400 m/s (1000 mph).