Question 1

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

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 2

Which one of the following compounds contains ionic bonds?

Accepted Answer

A) MgS 
B) HF 
C) NCl3 
D) SiO2 
A) MgS 
B) HF 
C) NCl3 
D) SiO2

Question 3

What is the chemical symbol for carbon?

Accepted Answer

A) Co 
B) Cr 
C) C 
D) Ca 
A) Co 
B) Cr 
C) C 
D) Ca

Question 4

Use the periodic table below to answer the following questions.  
-Which elements commonly form anions?

Accepted Answer

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

Question 5

All of the following elements are nonmetals except

Accepted Answer

A) beryllium. 
B) carbon. 
C) hydrogen. 
D) oxygen. 
A) beryllium. 
B) carbon. 
C) hydrogen. 
D) oxygen.

Question 6

A bottle of pure element was missing part of a label.The label said 2.258 x 1023 atoms.You determine the mass of the elements in the bottle to be 10.51946.What is the identity of this element?

Accepted Answer

A) B 
B) N 
C) Si 
D) Sr 
A) B 
B) N 
C) Si 
D) Sr

Question 7

Which are isotopes? An atom that has an atomic number of 12 and a mass number of 26 is an isotope of an atom that has

Accepted Answer

A) an atomic number of 13 and a mass number of 26. 
B) an atomic number of 12 and a mass number of 24. 
C) 12 neutrons and 14 protons. 
D) 12 protons and 14 neutrons. 
A) an atomic number of 13 and a mass number of 26. 
B) an atomic number of 12 and a mass number of 24. 
C) 12 neutrons and 14 protons. 
D) 12 protons and 14 neutrons.

Question 8

The isotope represented by   C is named

Accepted Answer

A) carbon-6. 
B) carbon-3. 
C) carbon-9. 
D) carbon-15. 
A) carbon-6. 
B) carbon-3. 
C) carbon-9. 
D) carbon-15.

Question 9

Which of the following figures represents   B? Unshaded spheres represent neutrons and shaded spheres represent protons.

Accepted Answer

A) figure (1) 
B) figure (2) 
C) figure (3) 
D) figure (4) 
A) figure (1) 
B) figure (2) 
C) figure (3) 
D) figure (4)

Question 10

What is the identity of element Q if the ion Q2+ contains 18 electrons?

Accepted Answer

A) Si 
B) S 
C) Ar 
D) Ca 
A) Si 
B) S 
C) Ar 
D) Ca

Question 11

The definitive distinction between ionic bonding and covalent bonding is that

Accepted Answer

A) ionic bonding involves a sharing of electrons and covalent bonding involves a transfer of electrons. 
B) ionic bonding involves a transfer of electrons and covalent bonding involves a sharing of electrons. 
C) ionic bonding requires two nonmetals and covalent bonding requires a metal and a nonmetal. 
D) covalent bonding requires two nonmetals and ionic bonding requires a metal and a nonmetal. 
A) ionic bonding involves a sharing of electrons and covalent bonding involves a transfer of electrons. 
B) ionic bonding involves a transfer of electrons and covalent bonding involves a sharing of electrons. 
C) ionic bonding requires two nonmetals and covalent bonding requires a metal and a nonmetal. 
D) covalent bonding requires two nonmetals and ionic bonding requires a metal and a nonmetal.

Question 12

Which element indicated by letter in the following periodic table reacts rapidly with water to form an alkaline solution?

Accepted Answer

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

Question 13

Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory?

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 14

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 15

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 16

What group of elements does the shaded area in the following periodic table indicate?

Accepted Answer

A) alkali metals 
B) alkaline earth metals 
C) halogens 
D) noble gases 
A) alkali metals 
B) alkaline earth metals 
C) halogens 
D) noble gases

Question 17

The charge-to-mass ratio of an electron was established by

Accepted Answer

A) Millikan's oil drop experiment. 
B) Rutherford's gold foil experiment. 
C) Thomson's cathode ray tube experiment. 
D) None of these 
A) Millikan's oil drop experiment. 
B) Rutherford's gold foil experiment. 
C) Thomson's cathode ray tube experiment. 
D) None of these

Question 18

Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory?

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 19

The symbol that is usually used to represent atomic number is

Accepted Answer

A) A. 
B) N. 
C) X. 
D) Z. 
A) A. 
B) N. 
C) X. 
D) Z.

Question 20

Which element can form more than one kind of monatomic ion?

Accepted Answer

A) Sr 
B) Al 
C) Sn 
D) O 
A) Sr 
B) Al 
C) Sn 
D) O

Exam 2: Atoms, molecules, and Ions

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

Which one of the following compounds contains ionic bonds?

What is the chemical symbol for carbon?

Use the periodic table below to answer the following questions. -Which elements commonly form anions?

All of the following elements are nonmetals except

A bottle of pure element was missing part of a label.The label said 2.258 x 1023 atoms.You determine the mass of the elements in the bottle to be 10.51946.What is the identity of this element?

Which are isotopes? An atom that has an atomic number of 12 and a mass number of 26 is an isotope of an atom that has

The isotope represented by C is named

Which of the following figures represents B? Unshaded spheres represent neutrons and shaded spheres represent protons.

What is the identity of element Q if the ion Q2+ contains 18 electrons?

The definitive distinction between ionic bonding and covalent bonding is that

Which element indicated by letter in the following periodic table reacts rapidly with water to form an alkaline solution?

Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory?

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

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

What group of elements does the shaded area in the following periodic table indicate?

The charge-to-mass ratio of an electron was established by

Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory?

The symbol that is usually used to represent atomic number is

Which element can form more than one kind of monatomic ion?

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

The isotope represented by ^{C is named}

What is the identity of element Q if the ion Q²⁺ contains 18 electrons?