Question 1

Which of the following does NOT need to be considered when determining what sort of protection against ionizing radiation must be used?

Accepted Answer

A)  type of ionizing radiation 
B)  energy of the radiation 
C)  duration of contact with the ionizing radiation 
D)  penetrating power of the ionizing radiation 
E)  All of the above should be considered. 
A)  type of ionizing radiation 
B)  energy of the radiation 
C)  duration of contact with the ionizing radiation 
D)  penetrating power of the ionizing radiation 
E)  All of the above should be considered.

Question 2

_____ have a mass of approximately 1 amu.

Accepted Answer

A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons 
A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons

Question 3

Which of the following is NOT the same for different isotopes of the same element?

Accepted Answer

A)  atomic number 
B)  number of protons 
C)  number of electrons 
D)  charge 
E)  mass number 
A)  atomic number 
B)  number of protons 
C)  number of electrons 
D)  charge 
E)  mass number

Question 4

_____ is an important component of the immune system as well as required by many enzymes.

Accepted Answer

A)  Iodine 
B)  Flourine 
C)  Zinc 
D)  Iron 
E)  Oxygen 
A)  Iodine 
B)  Flourine 
C)  Zinc 
D)  Iron 
E)  Oxygen

Question 5

_____ determine the physical and chemical characteristics of an atom.

Accepted Answer

A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons 
A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons

Question 6

How is an atom in the body changed once it is hit with ionizing radiation?

Accepted Answer

A)  It becomes positively charged. 
B)  It becomes negatively charged. 
C)  It becomes a new isotope. 
D)  It becomes a new element. 
E)  It falls apart. 
A)  It becomes positively charged. 
B)  It becomes negatively charged. 
C)  It becomes a new isotope. 
D)  It becomes a new element. 
E)  It falls apart.

Question 7

What is the mass number of element X?

Accepted Answer

A)  25 
B)  56 
C)  81 
D)  31 
E)  None of the above values is the mass number. 
A)  25 
B)  56 
C)  81 
D)  31 
E)  None of the above values is the mass number.

Question 8

_____ are neutral.

Accepted Answer

A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons 
A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons

Question 9

According to the periodic table, which element is in period 4, group 6A?

Accepted Answer

A)  Cr 
B)  La 
C)  Ga 
D)  Se 
E)  Al 
A)  Cr 
B)  La 
C)  Ga 
D)  Se 
E)  Al

Question 10

Which of the following colors has the lowest energy?

Accepted Answer

A)  red 
B)  orange 
C)  yellow 
D)  green 
E)  blue 
A)  red 
B)  orange 
C)  yellow 
D)  green 
E)  blue

Question 11

Elements in group 6A (16) have a F1F1F1S1F1F1F102 charge when they are in compounds. Which of the following statements best explains the reason for this observation?

Accepted Answer

A)  These elements accept two electrons to increase in energy. 
B)  These elements donate two electrons during the bonding process. 
C)  These elements accept two electrons so that their valence shells are full. 
D)  These elements donate two electrons to minimize their mass. 
E)  There is no way to rationalize this; it is just an observation. 
A)  These elements accept two electrons to increase in energy. 
B)  These elements donate two electrons during the bonding process. 
C)  These elements accept two electrons so that their valence shells are full. 
D)  These elements donate two electrons to minimize their mass. 
E)  There is no way to rationalize this; it is just an observation.

Question 12

The elements numbered 21-30 are examples of _______..

Accepted Answer

A)  transition metals 
B)  noble gases 
C)  alkali earth metals 
D)  alkali metals 
E)  halogens 
A)  transition metals 
B)  noble gases 
C)  alkali earth metals 
D)  alkali metals 
E)  halogens

Question 13

Which pair correctly matches an element to its atomic number?

Accepted Answer

A)  9.012 - Be 
B)  12.01 - C 
C)  39.94 - Ar 
D)  9 - F 
E)  133 - Cs 
A)  9.012 - Be 
B)  12.01 - C 
C)  39.94 - Ar 
D)  9 - F 
E)  133 - Cs

Question 14

Which shell is the valence shell?

Accepted Answer

A)  shell A 
B)  shell B 
C)  shell C 
D)  shells A and B 
E)  shells B and C 
A)  shell A 
B)  shell B 
C)  shell C 
D)  shells A and B 
E)  shells B and C

Question 15

According to the periodic table, which of the following sets of terms accurately describes chlorine?

Accepted Answer

A)  I only 
B)  II only 
C)  I and II 
D)  II and IV 
E)  III and IV 
A)  I only 
B)  II only 
C)  I and II 
D)  II and IV 
E)  III and IV

Question 16

According to the periodic table, which element is found in period 2, group 5A?

Accepted Answer

A)  nitrogen 
B)  vanadium 
C)  strontium 
D)  boron 
E)  cadmium 
A)  nitrogen 
B)  vanadium 
C)  strontium 
D)  boron 
E)  cadmium

Question 17

According to the periodic table, what types of elements are in group 7A?

Accepted Answer

A)  transition metals 
B)  noble gases 
C)  alkali earth metals 
D)  alkali metals 
E)  halogens 
A)  transition metals 
B)  noble gases 
C)  alkali earth metals 
D)  alkali metals 
E)  halogens

Question 18

_____ have a positive charge.

Accepted Answer

A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons 
A)  Protons 
B)  Neutrons 
C)  Electrons 
D)  Protons and neutrons 
E)  Protons, neutrons, and electrons

Question 19

Which of the following terms is NOT a characteristic of a metal?

Accepted Answer

A)  malleable 
B)  a good conductor of heat 
C)  a good conductor of electricity 
D)  shiny 
E)  a gas at room temperature 
A)  malleable 
B)  a good conductor of heat 
C)  a good conductor of electricity 
D)  shiny 
E)  a gas at room temperature

Question 20

The energy diagram below is for an ion of magnesium. The charge on this ion is _______ making the ion a _______.

Accepted Answer

A)  (F1F1F1S1F1F1F1010; anion) 
B)  (F1F1F1S1F1F1F102; anion) 
C)  (F1F1F1S1F1F1F102; cation) 
D)  + 2; anion 
E)  + 2; cation 
A)  (F1F1F1S1F1F1F1010; anion) 
B)  (F1F1F1S1F1F1F102; anion) 
C)  (F1F1F1S1F1F1F102; cation) 
D)  + 2; anion 
E)  + 2; cation

Which of the following does NOT need to be considered when determining what sort of protection against ionizing radiation must be used?

_____ have a mass of approximately 1 amu.

Which of the following is NOT the same for different isotopes of the same element?

_____ is an important component of the immune system as well as required by many enzymes.

_____ determine the physical and chemical characteristics of an atom.

How is an atom in the body changed once it is hit with ionizing radiation?

What is the mass number of element X?

_____ are neutral.

According to the periodic table, which element is in period 4, group 6A?

Which of the following colors has the lowest energy?

Elements in group 6A (16) have a 2 charge when they are in compounds. Which of the following statements best explains the reason for this observation?

The elements numbered 21-30 are examples of _______..

Which pair correctly matches an element to its atomic number?

Which shell is the valence shell?

According to the periodic table, which of the following sets of terms accurately describes chlorine?

According to the periodic table, which element is found in period 2, group 5A?

According to the periodic table, what types of elements are in group 7A?

_____ have a positive charge.

Which of the following terms is NOT a characteristic of a metal?

The energy diagram below is for an ion of magnesium. The charge on this ion is _ making the ion a _.

Measuring Matter and Energy

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Organic Chemistry and Biomolecules

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

Exam 2: Atomic Structure and Nuclear Radiation

Which of the following does NOT need to be considered when determining what sort of protection against ionizing radiation must be used?

_____ have a mass of approximately 1 amu.

Which of the following is NOT the same for different isotopes of the same element?

_____ is an important component of the immune system as well as required by many enzymes.

_____ determine the physical and chemical characteristics of an atom.

How is an atom in the body changed once it is hit with ionizing radiation?

What is the mass number of element X?

_____ are neutral.

According to the periodic table, which element is in period 4, group 6A?

Which of the following colors has the lowest energy?

Elements in group 6A (16) have a 2 charge when they are in compounds. Which of the following statements best explains the reason for this observation?

The elements numbered 21-30 are examples of _______..

Which pair correctly matches an element to its atomic number?

Which shell is the valence shell?

According to the periodic table, which of the following sets of terms accurately describes chlorine?

According to the periodic table, which element is found in period 2, group 5A?

According to the periodic table, what types of elements are in group 7A?

_____ have a positive charge.

Which of the following terms is NOT a characteristic of a metal?

The energy diagram below is for an ion of magnesium. The charge on this ion is _______ making the ion a _______.

Measuring Matter and Energy

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Organic Chemistry and Biomolecules

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

The energy diagram below is for an ion of magnesium. The charge on this ion is _ making the ion a _.