Question 1

Which of the following statements does not describe a chemical property of oxygen?

Accepted Answer

A) Iron will rust in the presence of oxygen. 
B) Oxygen combines with carbon to form carbon dioxide gas. 
C) The pressure is caused by collision of oxygen molecules with the sides of a container. 
D) When coal is burned in oxygen,the process is called combustion. 
A) Iron will rust in the presence of oxygen. 
B) Oxygen combines with carbon to form carbon dioxide gas. 
C) The pressure is caused by collision of oxygen molecules with the sides of a container. 
D) When coal is burned in oxygen,the process is called combustion.

Question 2

The vertical columns of the periodic table are called

Accepted Answer

A) groups. 
B) periods. 
C) triads. 
D) elements. 
A) groups. 
B) periods. 
C) triads. 
D) elements.

Question 3

Which is most likely to form a binary oxide with the formula M2O3 (where M = element A,B,C,or D)?

Accepted Answer

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

Question 4

How many protons (p),neutrons (n),and electrons (e)are in one atom of   Mg?

Accepted Answer

A) 12 p,12 n,12 e 
B) 12 p,11 n,12 e 
C) 12 p,11 n,10 e 
D) 12 p,11 n,14 e 
A) 12 p,12 n,12 e 
B) 12 p,11 n,12 e 
C) 12 p,11 n,10 e 
D) 12 p,11 n,14 e

Question 5

________ is used in lights and signs.

Accepted Answer

A) Neon 
B) Helium 
C) Iodine 
D) Silicon 
A) Neon 
B) Helium 
C) Iodine 
D) Silicon

Question 6

Which of the following statements concerning ionic compounds is true?

Accepted Answer

A) Essentially all ionic compounds are solids at room temperature and pressure. 
B) Ionic compounds do not contain any covalent bonds. 
C) Ionic compounds contain the same number of positive ions as negative ions. 
D) The chemical formula for an ionic compound must show a nonzero net charge. 
A) Essentially all ionic compounds are solids at room temperature and pressure. 
B) Ionic compounds do not contain any covalent bonds. 
C) Ionic compounds contain the same number of positive ions as negative ions. 
D) The chemical formula for an ionic compound must show a nonzero net charge.

Question 7

How many moles and how many atoms of zinc are in a sample weighing 34.9 g?

Accepted Answer

A) 0.533 mol,8.85 ×  
Atoms 
B) 0.533 mol,3.21 ×  
Atoms 
C) 1.87 mol,3.10 ×  
Atoms 
D) 1.87 mol,1.13 ×  
Atoms 
A) 0.533 mol,8.85 ×  
Atoms 
B) 0.533 mol,3.21 ×  
Atoms 
C) 1.87 mol,3.10 ×  
Atoms 
D) 1.87 mol,1.13 ×  
Atoms

Question 8

-Which of the above drawings represents a Cl- ion?

Accepted Answer

A) drawing (a) 
B) drawing (b) 
C) drawing (c) 
D) drawing (d) 
A) drawing (a) 
B) drawing (b) 
C) drawing (c) 
D) drawing (d)

Question 9

The solid compound,Na2CO3,contains

Accepted Answer

A) Na+,C4+,and O2- ions. 
B) Na+ ions and CO32-ions. 
C) Na2+ and CO32- ions. 
D) Na2CO3 molecules. 
A) Na+,C4+,and O2- ions. 
B) Na+ ions and CO32-ions. 
C) Na2+ and CO32- ions. 
D) Na2CO3 molecules.

Question 10

Which element indicated by letter in the following periodic table is a gas at room temperature and a pressure of 1.0 atm?

Accepted Answer

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

Question 11

Use the periodic table below to answer the following questions.  
-Which is the correct formula of the binary fluoride of element A?

Accepted Answer

A) AF2 
B) AF3 
C) AF5 
D) AF6 
A) AF2 
B) AF3 
C) AF5 
D) AF6

Question 12

If unshaded spheres represent sulfur atoms and shaded spheres represent oxygen atoms,which of the following drawings depicts a collection of sulfur trioxide molecules?

Accepted Answer

A) drawing (a) 
B) drawing (b) 
C) drawing (c) 
D) drawing (d) 
A) drawing (a) 
B) drawing (b) 
C) drawing (c) 
D) drawing (d)

Question 13

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

Accepted Answer

A) bromine 
B) iron 
C) krypton 
D) sodium 
A) bromine 
B) iron 
C) krypton 
D) sodium

Question 14

What is the element symbol for an atom that has 33 protons and 41 neutrons?

Accepted Answer

A) As 
B) Nb 
C) O 
D) W 
A) As 
B) Nb 
C) O 
D) W

Question 15

What is the most likely charge on an ion of phosphorus,P?

Accepted Answer

A) 5- 
B) 3- 
C) 1+ 
D) 5+ 
A) 5- 
B) 3- 
C) 1+ 
D) 5+

Question 16

The ions ClO4-,ClO3-,ClO2-,and ClO- are named respectively

Accepted Answer

A) hypochlorate,chlorate,chlorite,perchlorite. 
B) hypochlorite,chlorite,chlorate,perchlorate. 
C) perchlorate,chlorate,chlorite,hypochlorite. 
D) perchlorite,chlorite,chlorate,hypochlorate. 
A) hypochlorate,chlorate,chlorite,perchlorite. 
B) hypochlorite,chlorite,chlorate,perchlorate. 
C) perchlorate,chlorate,chlorite,hypochlorite. 
D) perchlorite,chlorite,chlorate,hypochlorate.

Question 17

Aluminum is an example of

Accepted Answer

A) a compound. 
B) an element. 
C) a mixture. 
D) an ion. 
A) a compound. 
B) an element. 
C) a mixture. 
D) an ion.

Question 18

How many electrons are in the ion,P3-?

Accepted Answer

A) 12 
B) 18 
C) 28 
D) 34 
A) 12 
B) 18 
C) 28 
D) 34

Question 19

The charge to mass ratio of an electron was determined from Rutherford's cathode-ray tube experiment to be 1.759 × 108 C/g and the charge on a single electron was determined from the Millikan oil drop experiment to be 1.602 × 10-19 C,so the mass of a single electron is ________.

Accepted Answer

Question 20

-What is the chemical symbol for thallium?

Accepted Answer

A) Ti 
B) Tl 
C) Tm 
D) Th 
A) Ti 
B) Tl 
C) Tm 
D) Th

Exam 2: Atoms, molecules, and Ions

Which of the following statements does not describe a chemical property of oxygen?

The vertical columns of the periodic table are called

Which is most likely to form a binary oxide with the formula M2O3 (where M = element A,B,C,or D)?

How many protons (p),neutrons (n),and electrons (e)are in one atom of Mg?

________ is used in lights and signs.

Which of the following statements concerning ionic compounds is true?

How many moles and how many atoms of zinc are in a sample weighing 34.9 g?

-Which of the above drawings represents a Cl- ion?

The solid compound,Na2CO3,contains

Which element indicated by letter in the following periodic table is a gas at room temperature and a pressure of 1.0 atm?

Use the periodic table below to answer the following questions. -Which is the correct formula of the binary fluoride of element A?

If unshaded spheres represent sulfur atoms and shaded spheres represent oxygen atoms,which of the following drawings depicts a collection of sulfur trioxide molecules?

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

What is the element symbol for an atom that has 33 protons and 41 neutrons?

What is the most likely charge on an ion of phosphorus,P?

The ions ClO4-,ClO3-,ClO2-,and ClO- are named respectively

Aluminum is an example of

How many electrons are in the ion,P3-?

The charge to mass ratio of an electron was determined from Rutherford's cathode-ray tube experiment to be 1.759 × 108 C/g and the charge on a single electron was determined from the Millikan oil drop experiment to be 1.602 × 10-19 C,so the mass of a single electron is ________.

-What is the chemical symbol for thallium?

Chemical Tools: Experimentation and Measurement

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories 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

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

Which is most likely to form a binary oxide with the formula M₂O₃ (where M = element A,B,C,or D)?

-Which of the above drawings represents a Cl^- ion?

The solid compound,Na₂CO₃,contains

The ions ClO₄^-,ClO₃^-,ClO₂^-,and ClO^- are named respectively

How many electrons are in the ion,P^3-?

The charge to mass ratio of an electron was determined from Rutherford's cathode-ray tube experiment to be 1.759 × 10⁸ C/g and the charge on a single electron was determined from the Millikan oil drop experiment to be 1.602 × 10^-19 C,so the mass of a single electron is ________.