a a a a a
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y Talar
a
With 100% Correct Solutions
a a a
,Testbank For Foundations in Microbiology 8th Edition by
a a a a a
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Talar
Student:a
1. Anything a thata occupiesa space a anda hasa massa isa called
A. an
electron.
B. livin
ag.
C. matte
ar.
D. energy
.
E. space
.
2. Theaelectronsaofaanaatomaare
A. alwaysaequalatoatheanumberaofaneutronsain
aan aatom.
B. foundainathe
anucleus.
C. usedatoadetermineaatomic
anumber.
D. positivelya
charged.
E. movingainapathwaysacalled
aorbitals.
3. Allaofatheafollowingapertainatoatheaatom a 146caexceptait(s)
A. hasa 6
protons.
B. hasa 6
electrons.
C. hasa14an
eutrons.
D. isaanaisotopeaof
acarbon.
E. massanumberais
a14.
,4. Theasubatomicaparticlesathatasurround atheanucleusaareathe
A. electron
as.
B. proton
as.
C. neutron
as.
D. protonsaand
aneutrons.
E. protonsaand
aelectrons.
5. Cationsaare
A. chargedasubatomic
aparticles.
B. atomsathatahaveagained
aelectrons.
C. radioactivea
isotopes.
D. capableaofaformingaionicabondsawith
aanions.
E. atomsawithout
aprotons.
6. Isotopes aareaatomsaofatheasameaelementathatadifferainatheir
A. neutron
anumber
.
B. electron
anumber
.
C. protonan
umber.
D. atomica
number.
E. chemicalap
roperties.
7. Whataisatheamaximum anumberaofaelectronsainatheasecondaenergyashellaofaanaatom?
A.a2
B.a4
C.a8
D.a1
8
E.a3
2
, 8. Twoa ora morea atomsa bondeda togethera area called a a/an
A. ion
.
B. isotop
ae.
C. elemena
t.
D. electrolyta
e.
E. molecula
e.
9. Whatawouldabeatheavalenceanumberaofaelectronsainatheasulfuraatom a3216s?
A.a2
B.a6
C.a8
D.a1
6
E.a3
2
10. Polara moleculesa area composed a ofa covalentlya bonded
A. identical
aatoms.
B. carbon
aatoms
.
C. ions
.
D. atomsaofadifferent
aelectronegativity.
E. atomsaofaidentical
aelectronegativity.
11. Reactionsa involving a electron a release a area called reactions.
A. oxidatio
an.
B. reductio
an.
C. ionizatio
an.
D. decompositioa
n.
E. dissolutioa
n.