Question 1

The compound Cu(N O3  )2,is named:

Accepted Answer

A) copper nitrate(II) 
B) copper(I)nitrate 
C) copper(I)nitrate(II) 
D) copper(II)nitrate 
A) copper nitrate(II) 
B) copper(I)nitrate 
C) copper(I)nitrate(II) 
D) copper(II)nitrate

Question 2

Which of the compounds,Li3N ,N H3,C3H8,IF3,are ionic compounds?

Accepted Answer

A) only C3H8 
B) only LiN  
C) LiN  and NH3 
D) NH,C3H8,and IF3 
A) only C3H8 
B) only LiN  
C) LiN  and NH3 
D) NH,C3H8,and IF3

Question 3

How many chloride ions are there in 4.50 mol of aluminum chloride?

Accepted Answer

A) 3.00 chloride ions 
B) 13.5 chloride ions 
C) 2.71 × 1024 chloride ions 
D) 8.13 × 1024 chloride ions 
A) 3.00 chloride ions 
B) 13.5 chloride ions 
C) 2.71 × 1024 chloride ions 
D) 8.13 × 1024 chloride ions

Question 4

A sample contains 43.7% phosphorus and 56.3% oxygen.The molar mass is 284 g/mol.What is the molecular formula of the compound?

Accepted Answer

A) P2O5  
B) PO3  
C) P4O10  
D) P4O5  
E) P5O8  
A) P2O5  
B) PO3  
C) P4O10  
D) P4O5  
E) P5O8

Question 5

In which set do all elements tend to form cations in binary ionic compounds?

Accepted Answer

A) K,Ga,O 
B) Sr,Ni,Hg 
C) N,P,Bi 
D) O,Br,I 
A) K,Ga,O 
B) Sr,Ni,Hg 
C) N,P,Bi 
D) O,Br,I

Question 6

The solid compound Na3PO4 contains:

Accepted Answer

A) Na+,P5+,and O2- ions 
B) Na+ and PO42- ions 
C) Na3+ and PO42- ions 
D) Na3PO4 molecules 
A) Na+,P5+,and O2- ions 
B) Na+ and PO42- ions 
C) Na3+ and PO42- ions 
D) Na3PO4 molecules

Question 7

What is the correct name for the following organic structure?
CH3CH2CHBrCH2CH3

Accepted Answer

A) 3-bromopentane 
B) 3-bromopropane 
C) 1-bromo-1-ethylpropane 
D) pentane 
E) pentylbromide 
A) 3-bromopentane 
B) 3-bromopropane 
C) 1-bromo-1-ethylpropane 
D) pentane 
E) pentylbromide

Question 8

How many cations are there in 10.0 g of sodium phosphate?

Accepted Answer

A) 3.67 × 1022 cations 
B) 1.10 × 1023 cations 
C) 9.87 × 1024 cations 
D) 2.96 × 1025 cations 
A) 3.67 × 1022 cations 
B) 1.10 × 1023 cations 
C) 9.87 × 1024 cations 
D) 2.96 × 1025 cations

Question 9

What is the chemical formula for iron(III)sulfate?

Accepted Answer

A) Fe3S 
B) Fe3SO4 
C) Fe2S3 
D) Fe2(SO4)3 
A) Fe3S 
B) Fe3SO4 
C) Fe2S3 
D) Fe2(SO4)3

Question 10

The correct chemical name for the substance Al(OH)3 is ________.

Accepted Answer

A) aluminum hydroxide 
B) aluminum trihydroxide 
C) aluminum oxytrihydrate 
D) aluminum(II)hydroxide 
E) aluminum trihydrogenoxide 
A) aluminum hydroxide 
B) aluminum trihydroxide 
C) aluminum oxytrihydrate 
D) aluminum(II)hydroxide 
E) aluminum trihydrogenoxide

Question 11

The formula mass of arachidic acid,   A fatty acid found in peanut oil,is ________.

Accepted Answer

A) 176.000 u 
B) 312.538 u 
C) 92.079 u 
D) 306.126 u 
E) 352.000 u 
A) 176.000 u 
B) 312.538 u 
C) 92.079 u 
D) 306.126 u 
E) 352.000 u

Question 12

What is the correct name for the following organic structure?
CH3CH2CH2CHClCH2CH2CH2COOH

Accepted Answer

A) octanoic acid 
B) octylchloride 
C) 5-octylchloride 
D) 5-chlorooctanoic acid 
E) 4-chlorooctanoic acid 
A) octanoic acid 
B) octylchloride 
C) 5-octylchloride 
D) 5-chlorooctanoic acid 
E) 4-chlorooctanoic acid

Question 13

The ion IO2- is named:

Accepted Answer

A) iodate ion 
B) iodite ion 
C) iodine dioxide ion 
D) iodine(II)oxide ion 
A) iodate ion 
B) iodite ion 
C) iodine dioxide ion 
D) iodine(II)oxide ion

Question 14

Methane and oxygen react to form carbon dioxide and water.What mass of water is formed if 1.6 g of methane reacts with 6.4 g of oxygen to produce 4.4 g of carbon dioxide?

Accepted Answer

A) 3.6 g 
B) 4.4 g 
C) 7.4 g 
D) 8.0 g 
E) 2.7 g 
A) 3.6 g 
B) 4.4 g 
C) 7.4 g 
D) 8.0 g 
E) 2.7 g

Question 15

Which of the following could be an empirical formula?

Accepted Answer

A) C9H8O4 (aspirin) 
B) C6H8O6 (vitamin 
C)  
C) C8H10N4O2 (caffeine) 
D) C10H14N2 (nicotine) 
A) C9H8O4 (aspirin) 
B) C6H8O6 (vitamin 
C)  
C) C8H10N4O2 (caffeine) 
D) C10H14N2 (nicotine)

Question 16

The suffix -ol designates the presence of which functional group?

Accepted Answer

A) -OH 
B) -COOH 
C) -CH3 
D) -COOCH3 
E) -C(O)H 
A) -OH 
B) -COOH 
C) -CH3 
D) -COOCH3 
E) -C(O)H

Question 17

Which one of the following contains 39% carbon by mass?

Accepted Answer

A) C2H2 
B) CH4 
C) CH3NH2 
D) CO2 
A) C2H2 
B) CH4 
C) CH3NH2 
D) CO2

Question 18

What is the oxidation number of the chromium atom in K2CrO4?

Accepted Answer

A) -2 
B) +2 
C) +6 
D) +7 
A) -2 
B) +2 
C) +6 
D) +7

Question 19

What is the oxidation state of chlorine in sodium hypochlorite?

Accepted Answer

A) +1 
B) -1 
C) +2 
D) +3 
E) +5 
A) +1 
B) -1 
C) +2 
D) +3 
E) +5

Question 20

What is the correct name for the following organic structure?
CH3CH(OH)CH2CH2CH2CH3

Accepted Answer

A) pentyl alcohol 
B) 5-hexanol 
C) 2-hexanol 
D) 1-methylpentanol 
E) 2-methylpentanol 
A) pentyl alcohol 
B) 5-hexanol 
C) 2-hexanol 
D) 1-methylpentanol 
E) 2-methylpentanol

Exam 3: Chemical Compounds

The compound Cu(N O3 )2,is named:

Which of the compounds,Li3N ,N H3,C3H8,IF3,are ionic compounds?

How many chloride ions are there in 4.50 mol of aluminum chloride?

A sample contains 43.7% phosphorus and 56.3% oxygen.The molar mass is 284 g/mol.What is the molecular formula of the compound?

In which set do all elements tend to form cations in binary ionic compounds?

The solid compound Na3PO4 contains:

What is the correct name for the following organic structure? CH3CH2CHBrCH2CH3

How many cations are there in 10.0 g of sodium phosphate?

What is the chemical formula for iron(III)sulfate?

The correct chemical name for the substance Al(OH)3 is ________.

The formula mass of arachidic acid, A fatty acid found in peanut oil,is ________.

What is the correct name for the following organic structure? CH3CH2CH2CHClCH2CH2CH2COOH

The ion IO2- is named:

Methane and oxygen react to form carbon dioxide and water.What mass of water is formed if 1.6 g of methane reacts with 6.4 g of oxygen to produce 4.4 g of carbon dioxide?

Which of the following could be an empirical formula?

The suffix -ol designates the presence of which functional group?

Which one of the following contains 39% carbon by mass?

What is the oxidation number of the chromium atom in K2CrO4?

What is the oxidation state of chlorine in sodium hypochlorite?

What is the correct name for the following organic structure? CH3CH(OH)CH2CH2CH2CH3

Matter: Its Properties and Measurement

Atoms and the Atomic Theory

Chemical Reactions

Introduction to Reactions in Aqueous Solutions

Gases

Thermochemistry

Electrons in Atoms

The Periodic Table and Some Atomic Properties

Chemical Bonding I: Basic Concepts

Chemical Bonding Ii: Valence Bond and Molecular Orbital Theories

Intermolecular Forces: Liquids and Solids

Spontaneous Change: Entropy and Gibbs Energy

Solutions and Their Physical Properties

Principles of Chemical Equilibrium

Acids and Bases

Additional Aspects of Acidbase Equilibria

Solubility and Complex-Ion Equilibria

Electrochemistry

Chemical Kinetics

Chemistry of the Main-Group Elements I: Groups 1,2,13,and 14

Chemistry of the Main-Group Elements Ii: Groups 18,17,16,15,and Hydrogen

The Transition Elements

Complex Ions and Coordination Compounds

Nuclear Chemistry

Structures of Organic Compounds

Reactions of Organic Compounds

Chemistry of the Living State

Filters

The compound Cu(NO₃ )₂,is named:

Which of the compounds,Li₃N,NH₃,C₃H₈,IF₃,are ionic compounds?

The solid compound Na₃PO₄ contains:

What is the correct name for the following organic structure? CH₃CH₂CHBrCH₂CH₃

The correct chemical name for the substance Al(OH)₃ is ________.

What is the correct name for the following organic structure? CH₃CH₂CH₂CHClCH₂CH₂CH₂COOH

The ion IO₂^- is named:

What is the oxidation number of the chromium atom in K₂CrO₄?

What is the correct name for the following organic structure? CH₃CH(OH)CH₂CH₂CH₂CH₃