General Chemistry The Essential Concept 7Th Edition Raymond By Chang - Test Bank

,Chapter 01: Introduction
F7 F7



1. AF7tentativeF7explanationF7forF7aF7setF7ofF7observationsF7thatF7canF7beF7testedF
7byF7furtherF7experimentationF7isF7referredF7toF7as
A) aF7hypothesis. B)F 7 aF7law. C)F 7 aF7theory.
D)F 7 noneF7ofF7theF7above.F7Ans:F 7 A Category:F 7 Easy
Section:F 7 1.2

2. AF7conciseF7verbalF7orF7mathematicalF7statementF7ofF7aF7relationshipF7betweenF7phenome
naF7thatF7isF7alwaysF7theF7sameF7underF7theF7sameF7conditionsF7isF7referredF7toF7as
A) aF7hypothesis. B)F 7 aF7law. C)F 7 aF7theory.
D)F 7 noneF7ofF7theF7above.F7Ans:F 7 B Category:F 7 Easy
Section:F 7 1.2

3. AF7unifyingF7principleF7thatF7explainsF7aF7bodyF7ofF7factsF7andF7relationsF7isF7referredF7toF7as
A) aF7hypothesis. B)F 7 aF7law. C)F 7 aF7theory.
D)F 7 noneF7ofF7theF7above.F7Ans:F 7 C Category:F 7 Easy
Section:F 7 1.2

4. CompleteF7theF7followingF7sentence.F 7 AF7hypothesisF7is
A) aF7tentativeF7explanationF7forF7aF7setF7ofF7observationsF7thatF7canF7beF7testedF
7byF7furtherF7experimentation.
B) aF7statementF7describingF7aF7relationshipF7betweenF7phenomenaF7thatF7isF7alwaysF7
theF7sameF7underF7theF7sameF7conditions.
C) aF7unifyingF7principleF7thatF7explainsF7aF7bodyF7ofF7factsF7andF7relations.
D) aF7modelF7usedF7toF7visualizeF7theF7invi
sible.F7Ans:F 7 A
Category:F 7 Easy Section:F 7 1.2

5. CompleteF7theF7followingF7sentence.F 7 AF7scientificF7lawF7is
A) aF7tentativeF7explanationF7forF7aF7setF7ofF7observationsF7thatF7canF7beF7testedF
7byF7furtherF7experimentation.
B) aF7statementF7describingF7aF7relationshipF7betweenF7phenomenaF7thatF7isF7alwaysF7
theF7sameF7underF7theF7sameF7conditions.
C) aF7unifyingF7principleF7thatF7explainsF7aF7bodyF7ofF7factsF7andF7relations.
D) aF7modelF7usedF7toF7visualizeF7theF7invi
sible.F7Ans:F 7 B
Category:F 7 Easy Section:F 7 1.2

6. CompleteF7theF7followingF7sentence.F 7 AF7theoryF7is
A) aF7tentativeF7explanationF7forF7aF7setF7ofF7observationsF7thatF7canF7beF7testedF
7byF7furtherF7experimentation.
B) aF7statementF7describingF7aF7relationshipF7betweenF7phenomenaF7thatF7isF7alwaysF7
theF7sameF7underF7theF7sameF7conditions.
C) aF7unifyingF7principleF7thatF7explainsF7aF7bodyF7ofF7factsF7andF7relations.
D) aF7modelF7usedF7toF7visualizeF7theF7invi
sible.F7Ans:F 7 C
Category:F 7 Easy Section:F 7 1.2
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, ChapterF701:F7Introducti
on

7. ChooseF7theF7responseF7thatF7includesF7allF7theF7itemsF7listedF7belowF7thatF7areF7pureF7substances.
i.F7orangeF7juice ii.F7steam iii.F7oceanF7water iv.F7oxygen v.F7vegetableF7soup
A)F 7 i,F7iii,F7v B)F 7 ii,F7iv C)F 7 i,F7iii,F7iv
D)F 7 ivF7onlyE)F 7 allF7ofF7themF7areF7pureF7Ans:F 7 B
Category:F 7 Easy Section:F 7 1.2

8. WhichF7ofF7theF7followingF7isF7anF7exampleF7ofF7aF7physicalF7property?
A) corrosivenessF7ofF7sulfuricF7acid
B) toxicityF7ofF7cyanide
C) flammabilityF7ofF7gasoline
D) neutralizationF7ofF7stomachF7acidF7withF7anF7antacid
E) leadF7becomesF7aF7liquidF7whenF7heatedF7toF760
1 CF7Ans:F 7 E Category:F 7 Easy
Section:F 7 1.4

9. WhichF7oneF7ofF7theF7followingF7isF7anF7exampleF7ofF7aF7physicalF7property?
A) dynamiteF7explodes D) iceF7floatsF7onF7topF7ofF7liquidF7water
B) meatF7rotsF7ifF7itF7isF7notF7refrigerated E) aF7silverF7platterF7tarnishes
C) gasolineF7burns
Ans:F 7 D Category:F 7 Easy Section:F 7 1.4

10. WhichF7oneF7ofF7theF7followingF7representsF7aF7physicalF7change?
A) water,F7whenF7heatedF7toF7100 C,F7formsF7steam
B) bleachF7turnsF7hairF7yellow
C) sugar,F7whenF7heated,F7becomesF7brown
D) milkF7turnsF7sour
E) apples,F7whenF7exposedF7toF7air,F7turnF7b
rownF7Ans:F 7 A
Category:F 7 Easy Section:F 7 1.4

11. AllF7ofF7theF7followingF7areF7propertiesF7ofF7sodium.F 7 WhichF7oneF7isF7aF7physicalF
7propertyF7ofF7sodium?

A) ItF7isF7aF7surfaceF7turnsF7blackF7whenF7firstF7exposedF7toF7air.
B) ItF7isF7aF7solidF7atF725 CF7andF7changesF7toF7aF7liquidF7whenF7heatedF7toF798 C.
C) WhenF7placedF7inF7waterF7itF7sizzlesF7andF7aF7gasF7isF7formed.
D) WhenF7placedF7inF7contactF7withF7chlorineF7itF7formsF7aF7compoundF7thatF7meltsF7atF7801
C.
E) SodiumF7isF7neverF7foundF7asF7theF7pureF7metalF7inF
7nature.F7Ans:F 7 B Category:F 7 Easy
Section:F 7 1.4

12. AllF7ofF7theF7followingF7areF7propertiesF7ofF7tin.F 7 WhichF7oneF7isF7aF7chemicalF7propertyF7ofF7tin
?
A) TinF7canF7beF7hammeredF7intoF7aF7thinF7sheet.
B) AtF7–40 CF7aF7sheetF7ofF7tinF7crumblesF7toF7aF7grayF7powder.
C) TinF7meltsF7atF7231.9 C.
D) WhenF7aF7barF7ofF7tinF7isF7bent,F7itF7emitsF7anF7audibleF7―cry‖.
E) TinF7erodesF7whenF7addedF7toF7hydrochloricF7acid,F7andF7aF7clearF7g
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, ChapterF701:F7Introducti
on

asF7forms.F7Ans:F 7 E Category:F 7 Medium
Section:F 7 1.4




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