Chemistry: The Central Science, 13th Edition (Brown, 2015), Chapter 1-24 | All Chapters

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Chemistry:zThezCentralzScience,z14ez(Brown,zetzal.)
Chapterz1z z Introduction:zMatter,zEnergy,zandzMeasurement

1.1 Multiple-ChoicezQuestions

1) Whatziszthezphysicalzstatezinzwhichzmatterzhaszazspecificzvolumezbutzdoesznotzhavezazspecificzs
hape?
A) gas
B) solid
C) liquid
D) salts
E) icezAns
wer:z C
Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.2z
GO:z G2

2) Thezlawzofzconstantzcompositionzappliesztoz .
A) solutions
B) heterogeneouszmixtures
C) compounds
D) homogeneouszmixtures
E) solidszA
nswer:z C
Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2

3) Azcombinationzofzsand,zsalt,zandzwaterziszanzexamplezofzaz .
A) homogeneouszmixture
B) heterogeneouszmixture
C) compound
D) purezsubstance
E) solidzAn
swer:z B
Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2




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4) Azsmallzamountzofzsaltzdissolvedzinzwaterziszanzexamplezofzaz .
A) homogeneouszmixture
B) heterogeneouszmixture
C) compound
D) purezsubstance
E) solidzAn
swer:z A
Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.2z
GO:z G2

5) Whichzonezofzthezfollowingzhaszthezelementznamezandzsymbolzcorrectlyzmatched?
A) S,zsodium
B) Tn,ztin
C) Fe,ziron
D) N,zneon
E) B,zbromine
zAnswer:z C

Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.2z
GO:z G2

6) Whichzonezofzthezfollowingzelementsziszidentifiedzbyzthezchemicalzsymbol,zAl?
A) tin
B) aluminum
C) mercury
D) copper
E) leadzAn
swer:z B
Diff:z2 Var:z1 PagezRef:zSec.z1.2
LO:z 1.2z
GO:z G2

7) Whichzonezofzthezfollowingziszoftenzseparatedzintozitszcomponentszbyzsimpleztechniqueszsuchz
aszfilteringzorzdecanting?
A) heterogeneouszmixture
B) compounds
C) homogeneouszmixture
D) elements
E) solutions
zAnswer:z A

Diff:z2 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2




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8) Whichzstateszofzmatterzarezsignificantlyzcompressible?
A) gaseszonly
B) liquidszonly
C) solidszonly
D) liquidszandzgases
E) solidszandzliquids
zAnswer:z A

Diff:z1 Var:z1 PagezRef:zSec.z1.2
LO:z 1.2z
GO:z G2

9) Forzwhichzofzthezfollowing,zcanzthezcompositionzvary?
A) purezsubstance
B) element
C) bothzhomogeneouszandzheterogeneouszmixtures
D) homogeneouszmixture
E) heterogeneouszmixture
zAnswer:z C

Diff:z2 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2

10) Ifzmatterziszuniformzthroughoutzandzcannotzbezseparatedzintozotherzsubstanceszbyzphysicalz
means,zitzisz .
A) azcompound
B) eitherzanzelementzorzazcompound
C) azhomogeneouszmixture
D) azheterogeneouszmixture
E) anzelement
zAnswer:z B

Diff:z2 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2

11) Anzelementzcannotz .
A) bezpartzofzazheterogeneouszmixture
B) bezpartzofzazhomogeneouszmixture
C) bezseparatedzintozotherzsubstanceszbyzchemicalzmeans
D) interactzwithzotherzelementsztozformzcompounds
E) bezazpurezsubstancez
Answer:z C
Diff:z2 Var:z1 PagezRef:zSec.z1.2
LO:z 1.1z
GO:z G2




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