Question 1

The fifth period begins with Rb.

Accepted Answer

A) True 
 B)False  True

Question 2

Which of the following is a noble gas?

Accepted Answer

A) gold 
B) platinum 
C) neon 
D) chlorine 
A) gold 
B) platinum 
C) neon 
D) chlorine C

Question 3

The element chlorine is found in the same group of the periodic table as _____ .

Accepted Answer

A) I 
B) F 
C) Br 
D) all of these 
A) I 
B) F 
C) Br 
D) all of these D

Question 4

The melting point of oxygen is ____ selenium, Se.

Accepted Answer

A) lower than 
B) higher than 
C) equal to 
D) inverted from 
A) lower than 
B) higher than 
C) equal to 
D) inverted from

Question 5

The magnesium atom loses an electron easier than a calcium atom.

Accepted Answer

A) True 
 B)False

Question 6

The distinguishing electron for any element is a valence electron.

Accepted Answer

A) True 
 B)False

Question 7

A 3 d orbital can hold 6 electrons.

Accepted Answer

A) True 
 B)False

Question 8

Calcium supplements that are made from calcium carbonate should be taken with food because stomach acid is required to dissolve them.

Accepted Answer

A) True 
 B)False

Question 9

All of the transition elements are metals.

Accepted Answer

A) True 
 B)False

Question 10

For which of the listed elements (E)would the energy required for the following reaction be the least ?     E (g)   →   E+ (g)+ e-

Accepted Answer

A) Ga 
B) Na 
C) Ca 
D) K 
A) Ga 
B) Na 
C) Ca 
D) K

Question 11

A bromine atom has a larger radius than a chlorine atom.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following has the same number of outer shell electrons as sulfur, S?

Accepted Answer

A) C 
B) O 
C) N 
D) F 
A) C 
B) O 
C) N 
D) F

Question 13

Tin (Sn), which is found in Group IVA, has four electrons in the outside shell.

Accepted Answer

A) True 
 B)False

Question 14

​ Which of the following subshells contains the distinguishing electron in a transition element?

Accepted Answer

A) s 
B) p 
C) d 
D) f 
A) s 
B) p 
C) d 
D) f

Question 15

Which of the following violates the Pauli exclusion principle?

Accepted Answer

A)    
B)    
C)    
D) All of them 
A)    
B)    
C)    
D) All of them

Question 16

Which of the following elements has the electronic configuration shown here? 1 s 2 2 s 2 2 p 6 3 s 2 3 p 1

Accepted Answer

A) F 
B) Al 
C) Mg 
D) Ga 
A) F 
B) Al 
C) Mg 
D) Ga

Question 17

Calcium citrate, Ca3(C6H5O7)2, is commonly used in the production of dietary calcium supplements.  How many representative elements are found in calcium citrate?

Accepted Answer

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

Question 18

Which of the following distinguishing electrons represents an element with properties similar to an element with a 3 p 3 distinguishing electron?

Accepted Answer

A) 4 p 3 
B) 3 p 2 
C) 3 d 3 
D) 2 p 2 
A) 4 p 3 
B) 3 p 2 
C) 3 d 3 
D) 2 p 2

Question 19

Which of the following pairs have the same number of electrons in the outermost shell?

Accepted Answer

A) K and Ca 
B) S4+ and Al3+ 
C) Na+ and Ne 
D) Ne and He 
A) K and Ca 
B) S4+ and Al3+ 
C) Na+ and Ne 
D) Ne and He

Question 20

Which of the following correctly arranges the given subshells in order of increasing energy (lowest to highest)?

Accepted Answer

A) 2 s d s 
B) 4s p s 
C) 2 s d p 
D) 4 p    f s 
A) 2 s d s 
B) 4s p s 
C) 2 s d p 
D) 4 p    f s

Exam 3: Electronic Structure and the Periodic Law

The fifth period begins with Rb.

Which of the following is a noble gas?

The element chlorine is found in the same group of the periodic table as _____ .

The melting point of oxygen is ____ selenium, Se.

The magnesium atom loses an electron easier than a calcium atom.

The distinguishing electron for any element is a valence electron.

A 3 d orbital can hold 6 electrons.

Calcium supplements that are made from calcium carbonate should be taken with food because stomach acid is required to dissolve them.

All of the transition elements are metals.

For which of the listed elements (E)would the energy required for the following reaction be the least ? E (g) → E+ (g)+ e-

A bromine atom has a larger radius than a chlorine atom.

Which of the following has the same number of outer shell electrons as sulfur, S?

Tin (Sn), which is found in Group IVA, has four electrons in the outside shell.

​ Which of the following subshells contains the distinguishing electron in a transition element?

Which of the following violates the Pauli exclusion principle?

Which of the following elements has the electronic configuration shown here? 1 s 2 2 s 2 2 p 6 3 s 2 3 p 1

Calcium citrate, Ca3(C6H5O7)2, is commonly used in the production of dietary calcium supplements. How many representative elements are found in calcium citrate?

Which of the following distinguishing electrons represents an element with properties similar to an element with a 3 p 3 distinguishing electron?

Which of the following pairs have the same number of electrons in the outermost shell?

Which of the following correctly arranges the given subshells in order of increasing energy (lowest to highest)?

Matter, Measurements, and Calculations

Atoms and Molecules

Forces Between Particles

Chemical Reactions

The States of Matter

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, Bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters

For which of the listed elements (E)would the energy required for the following reaction be the least ? E (g) → E⁺ (g)+ e^-

Which of the following subshells contains the distinguishing electron in a transition element?

Which of the following elements has the electronic configuration shown here? 1 s ² 2 s ² 2 p ⁶ 3 s ² 3 p ¹

Calcium citrate, Ca₃(C₆H₅O₇)₂, is commonly used in the production of dietary calcium supplements. How many representative elements are found in calcium citrate?

Which of the following distinguishing electrons represents an element with properties similar to an element with a 3 p ³ distinguishing electron?