Question 1

Predict the chemical formula for lithium phosphide,given the formula of potassium nitride,K₃N.

Accepted Answer

A) LiP 
B) LI₃P 
C) LiP3 
D) LI₂P3 
E) none of the above 
A) LiP 
B) LI₃P 
C) LiP3 
D) LI₂P3 
E) none of the above B

Question 2

Nutritionists state the need for which of the following in the human diet?

Accepted Answer

A) potassium metal 
B) potassium mixture 
C) potassium salt 
D) all of the above 
E) none of the above 
A) potassium metal 
B) potassium mixture 
C) potassium salt 
D) all of the above 
E) none of the above C

Question 3

What is the systematic name for CrO₄2-?

Accepted Answer

A) chromide ion 
B) chromite ion 
C) chromate ion 
D) perchromate ion 
E) none of the above 
A) chromide ion 
B) chromite ion 
C) chromate ion 
D) perchromate ion 
E) none of the above C

Question 4

What is the systematic name for BaF2?

Accepted Answer

A) barium fluoride 
B) barium difluoride 
C) barium(I)fluoride 
D) barium(II)fluoride 
E) none of the above 
A) barium fluoride 
B) barium difluoride 
C) barium(I)fluoride 
D) barium(II)fluoride 
E) none of the above

Question 5

The compound H₂O is classified as which of the following?

Accepted Answer

A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid 
A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid

Question 6

What is the chemical formula for the hypochlorite ion?

Accepted Answer

A) ClO- 
B) ClO₂- 
C) ClO₃- 
D) ClO₄- 
E) none of the above 
A) ClO- 
B) ClO₂- 
C) ClO₃- 
D) ClO₄- 
E) none of the above

Question 7

What is the chemical formula for dinitrogen pentaoxide?

Accepted Answer

A) N₂O 
B) N₂O₃ 
C) N₂O₄ 
D) N₂O5 
E) none of the above 
A) N₂O 
B) N₂O₃ 
C) N₂O₄ 
D) N₂O5 
E) none of the above

Question 8

Potassium perchlorate,used in booster rockets for the Space Shuttle,is reported to be in the food chain and causing thyroid problems.What is the chemical formula given that lithium chlorate is LiClO₃?

Accepted Answer

A) KClO 
B) KClO₂ 
C) KClO₃ 
D) KClO₄ 
E) none of the above 
A) KClO 
B) KClO₂ 
C) KClO₃ 
D) KClO₄ 
E) none of the above

Question 9

What is the term for a systematic set of rules for naming chemical compounds?

Accepted Answer

A) Geneva rules 
B) IUPAC nomenclature 
C) Latin system rules 
D) Stock system rules 
E) none of the above 
A) Geneva rules 
B) IUPAC nomenclature 
C) Latin system rules 
D) Stock system rules 
E) none of the above

Question 10

Who provided invaluable assistance to Lavoisier by keeping records of the laboratory work and translating scientific papers into other languages?

Accepted Answer

A) Robert Boyle 
B) Henri Moissan 
C) Marie-Anne Pierrette 
D) Joseph Louis Proust 
E) none of the above 
A) Robert Boyle 
B) Henri Moissan 
C) Marie-Anne Pierrette 
D) Joseph Louis Proust 
E) none of the above

Question 11

What is the chemical formula for iron(II)sulfite?

Accepted Answer

A) FeSO₃ 
B) FeSO₄ 
C) Fe₂(SO₃)3 
D) Fe₂(SO₄)3 
E) none of the above 
A) FeSO₃ 
B) FeSO₄ 
C) Fe₂(SO₃)3 
D) Fe₂(SO₄)3 
E) none of the above

Question 12

The compound Au2Se3 is classified as which of the following?

Accepted Answer

A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid 
A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid

Question 13

What is the term for the smallest representative particle in a compound composed of ions?

Accepted Answer

A) formula unit 
B) molecule 
C) monoatomic ion 
D) polyatomic ion 
E) none of the above 
A) formula unit 
B) molecule 
C) monoatomic ion 
D) polyatomic ion 
E) none of the above

Question 14

The compound SO₂ is classified as which of the following?

Accepted Answer

A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid 
A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid

Question 15

What is the Latin system name for Cu2+?

Accepted Answer

A) copper(I)ion 
B) copper(II)ion 
C) cupric ion 
D) cuprous ion 
E) none of the above 
A) copper(I)ion 
B) copper(II)ion 
C) cupric ion 
D) cuprous ion 
E) none of the above

Question 16

What is the chemical formula for barium phosphate?

Accepted Answer

A) BaPO₃ 
B) BaPO₄ 
C) Ba3(PO₄)2 
D) Ba2(PO₄)3 
E) none of the above 
A) BaPO₃ 
B) BaPO₄ 
C) Ba3(PO₄)2 
D) Ba2(PO₄)3 
E) none of the above

Question 17

What is the Stock system name for Cu(OH)2?

Accepted Answer

A) cuprous hydroxide 
B) cupric hydroxide 
C) copper(I)hydroxide 
D) copper(II)hydroxide 
E) none of the above 
A) cuprous hydroxide 
B) cupric hydroxide 
C) copper(I)hydroxide 
D) copper(II)hydroxide 
E) none of the above

Question 18

What is the chemical formula for silver oxide?

Accepted Answer

A) AgO 
B) AgO₂ 
C) Ag2O 
D) Ag2O₃ 
E) none of the above 
A) AgO 
B) AgO₂ 
C) Ag2O 
D) Ag2O₃ 
E) none of the above

Question 19

What is the general term for a substance dissolved in water?

Accepted Answer

A) acid salt 
B) aqueous salt 
C) aqueous solution 
D) salt solution 
E) none of the above 
A) acid salt 
B) aqueous salt 
C) aqueous solution 
D) salt solution 
E) none of the above

Question 20

Aqueous H₂Se is classified as which of the following?

Accepted Answer

A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid 
A) binary ionic 
B) ternary ionic 
C) binary molecular 
D) binary acid 
E) ternary oxyacid

Exam 6: Language of Chemistry

Predict the chemical formula for lithium phosphide,given the formula of potassium nitride,K₃N.

Nutritionists state the need for which of the following in the human diet?

What is the systematic name for CrO₄2-?

What is the systematic name for BaF2?

The compound H₂O is classified as which of the following?

What is the chemical formula for the hypochlorite ion?

What is the chemical formula for dinitrogen pentaoxide?

Potassium perchlorate,used in booster rockets for the Space Shuttle,is reported to be in the food chain and causing thyroid problems.What is the chemical formula given that lithium chlorate is LiClO₃?

What is the term for a systematic set of rules for naming chemical compounds?

Who provided invaluable assistance to Lavoisier by keeping records of the laboratory work and translating scientific papers into other languages?

What is the chemical formula for iron(II)sulfite?

The compound Au2Se3 is classified as which of the following?

What is the term for the smallest representative particle in a compound composed of ions?

The compound SO₂ is classified as which of the following?

What is the Latin system name for Cu2+?

What is the chemical formula for barium phosphate?

What is the Stock system name for Cu(OH)2?

What is the chemical formula for silver oxide?

What is the general term for a substance dissolved in water?

Aqueous H₂Se is classified as which of the following?

Introduction to Chemistry

The Metric System

Matter and Energy

Models of the Atom

The Periodic Table

Chemical Reactions

The Mole Concept

Chemical Equation Calculations

Gases

Liquids and Solids

Chemical Bonding

Solutions

Acids and Bases

Advanced Problem Solving

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Biochemistry

Interlude: Prerequisite Science Skills

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