Question 1

Which group of elements contains only non-metals?

Accepted Answer

A) Mg,Ca,Sr 
B) V,Cr,Mn 
C) Cl,Ar,K 
D) P,As,Se 
E) C,S,I 
A) Mg,Ca,Sr 
B) V,Cr,Mn 
C) Cl,Ar,K 
D) P,As,Se 
E) C,S,I

Question 2

What is the maximum number of electrons that can occupy the 4f orbitals?

Accepted Answer

A) 2 
B) 6 
C) 8 
D) 10 
E) 14 
A) 2 
B) 6 
C) 8 
D) 10 
E) 14

Question 3

Magnesium is an example of a(an)

Accepted Answer

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

Question 4

The element with the electron configuration 1s2 2s2 2p6 3s2 3p5 is

Accepted Answer

A) fluorine. 
B) chlorine. 
C) carbon. 
D) potassium. 
E) sulfur. 
A) fluorine. 
B) chlorine. 
C) carbon. 
D) potassium. 
E) sulfur.

Question 5

The maximum number of electrons in any orbital is

Accepted Answer

A) 1. 
B) 2. 
C) 3. 
D) 4. 
E) 5. 
A) 1. 
B) 2. 
C) 3. 
D) 4. 
E) 5.

Question 6

The element which has four valence electrons is

Accepted Answer

A) H. 
B) Na. 
C) Mg. 
D) Si. 
E) S. 
A) H. 
B) Na. 
C) Mg. 
D) Si. 
E) S.

Question 7

An isotope with 15 protons and 17 neutrons will have which symbol?

Accepted Answer

A)   Cl 
B)   Cl 
C)   P 
D)   P 
E)   P 
A)   Cl 
B)   Cl 
C)   P 
D)   P 
E)   P

Question 8

An atom with Z = 35 and A = 80 contains ________ protons,________ electrons,and ________ neutrons.

Accepted Answer

A) 35;35;80 
B) 80;35;35 
C) 35;35;45 
D) 45;80;45 
E) 45;80;35 
A) 35;35;80 
B) 80;35;35 
C) 35;35;45 
D) 45;80;45 
E) 45;80;35

Question 9

Which of the following is the correct dot structure for an atom of sulfur?

Accepted Answer

A)    
B)    
C)    
D)    
E) None of these are correct. 
A)    
B)    
C)    
D)    
E) None of these are correct.

Question 10

Which elements all belong in the same group?

Accepted Answer

A) C,N,O 
B) Fe,Cu,Ni 
C) B,Si,As 
D) F,Cl,Br 
E) Al,Ge,Sb 
A) C,N,O 
B) Fe,Cu,Ni 
C) B,Si,As 
D) F,Cl,Br 
E) Al,Ge,Sb

Question 11

Which of the following elements is a noble gas?

Accepted Answer

A) Cl 
B) H 
C) N 
D) Ne 
E) O 
A) Cl 
B) H 
C) N 
D) Ne 
E) O

Question 12

In terms of atomic structure,the common characteristic of elements in the same group is

Accepted Answer

A) number of electrons. 
B) number of electrons in the outermost shell. 
C) number of neutrons. 
D) number of protons. 
E) none of the above 
A) number of electrons. 
B) number of electrons in the outermost shell. 
C) number of neutrons. 
D) number of protons. 
E) none of the above

Question 13

The correct order for filling orbitals with electrons is

Accepted Answer

A) 1s,2s,2p,3s,3d,4s,3p. 
B) 1s,2s,3s,4s,2p,3p,3d. 
C) 1s,2s,2p,3s,3p,4s,3d. 
D) 1s,2s,3d,2p,3p,3s,4s. 
E) 1s,2s,2p,3s,3d,3p,4s. 
A) 1s,2s,2p,3s,3d,4s,3p. 
B) 1s,2s,3s,4s,2p,3p,3d. 
C) 1s,2s,2p,3s,3p,4s,3d. 
D) 1s,2s,3d,2p,3p,3s,4s. 
E) 1s,2s,2p,3s,3d,3p,4s.

Question 14

The smallest amount of an element that retains that element's characteristics is the

Accepted Answer

A) atom. 
B) electron. 
C) molecule. 
D) neutron. 
E) proton. 
A) atom. 
B) electron. 
C) molecule. 
D) neutron. 
E) proton.

Question 15

Give the electron dot structure for an element in Group 7A.

Accepted Answer

Any of the following

Question 16

Which element is most likely to have chemical properties similar to those of bromine (atomic number 35)?

Accepted Answer

A) S (atomic number 16) 
B) Se (atomic number 34) 
C) Kr (atomic number 36) 
D) Te (atomic number 52) 
E) I (atomic number 53) 
A) S (atomic number 16) 
B) Se (atomic number 34) 
C) Kr (atomic number 36) 
D) Te (atomic number 52) 
E) I (atomic number 53)

Question 17

Which statement is incorrect according to modern atomic theory?

Accepted Answer

A) Some sugars have the formula C3.5H7O3.5. 
B) An atom of 14N has the same approximate mass as an atom of 14C. 
C) An atom of 14N behaves differently in chemical reactions than an atom of 14C. 
D) An example of a chemical reaction is CaCO3 → CaO + CO2. 
E) C2H6 and C3H8 are both possible compounds of carbon and hydrogen. 
A) Some sugars have the formula C3.5H7O3.5. 
B) An atom of 14N has the same approximate mass as an atom of 14C. 
C) An atom of 14N behaves differently in chemical reactions than an atom of 14C. 
D) An example of a chemical reaction is CaCO3 → CaO + CO2. 
E) C2H6 and C3H8 are both possible compounds of carbon and hydrogen.

Question 18

Which characteristics correctly describe an electron?

Accepted Answer

A) approximate mass 1 amu;charge +1;inside nucleus 
B) approximate mass 1 amu;charge -1;inside nucleus 
C) approximate mass 1 amu;charge 0;inside nucleus 
D) approximate mass 5 × 10-4 amu;charge 0;inside nucleus 
E) approximate mass 5 × 10-4 amu;charge -1;outside nucleus 
A) approximate mass 1 amu;charge +1;inside nucleus 
B) approximate mass 1 amu;charge -1;inside nucleus 
C) approximate mass 1 amu;charge 0;inside nucleus 
D) approximate mass 5 × 10-4 amu;charge 0;inside nucleus 
E) approximate mass 5 × 10-4 amu;charge -1;outside nucleus

Question 19

Which element is not a semimetal?

Accepted Answer

A) Al 
B) Si 
C) Ge 
D) As 
E) none of the above 
A) Al 
B) Si 
C) Ge 
D) As 
E) none of the above

Question 20

Which of the following is a correct dot structure for an element in Group 6A?

Accepted Answer

A)    
B)    
C)    
D)    
E) None of these are correct. 
A)    
B)    
C)    
D)    
E) None of these are correct.

Exam 2: Atoms and the Periodic Table

Which group of elements contains only non-metals?

What is the maximum number of electrons that can occupy the 4f orbitals?

Magnesium is an example of a(an)

The element with the electron configuration 1s2 2s2 2p6 3s2 3p5 is

The maximum number of electrons in any orbital is

The element which has four valence electrons is

An isotope with 15 protons and 17 neutrons will have which symbol?

An atom with Z = 35 and A = 80 contains ________ protons,________ electrons,and ________ neutrons.

Which of the following is the correct dot structure for an atom of sulfur?

Which elements all belong in the same group?

Which of the following elements is a noble gas?

In terms of atomic structure,the common characteristic of elements in the same group is

The correct order for filling orbitals with electrons is

The smallest amount of an element that retains that element's characteristics is the

Give the electron dot structure for an element in Group 7A.

Which element is most likely to have chemical properties similar to those of bromine (atomic number 35)?

Which statement is incorrect according to modern atomic theory?

Which characteristics correctly describe an electron?

Which element is not a semimetal?

Which of the following is a correct dot structure for an element in Group 6A?

Matter and Measurements

Ionic Compounds

Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Aldehydes and Ketones

Amines

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

Carbohydrates

The Generation of Biochemical Energy

Carbohydrate Metabolism

Lipids

Lipid Metabolism

Protein and Amino Acid Metabolism

Nucleic Acids and Protein Synthesis

Genomics

Chemical Messengers: Hormones, neurotransmitters, and Drugs

Body Fluids

Filters

The element with the electron configuration 1s²2s²2p⁶3s²3p⁵ is

An atom with Z = 35 and A = 80 contains protons, electrons,and neutrons.