Test Bank For Chemistry and Chemical Reactivity - 10th - 2019 All Chapters - 9781337399074

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Chapter5502
1. Which55of55the55following55statements55concerning55atomic55structure55is/are55correct?
1. Neutrons55and55electrons55are55found55in55space55as55a55cloud55around55the55nucleus.
2. The55nucleus55contains55all55the55positive55charge55of55an55atom.
3. Electrons55surround55the55nucleus55and55account55for55the55majority55of55an55atom's55volume.
a.55155only b.55255only c.55355only d.55255and553 e.551,552,55and553
ANSWER: d
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 3/5/2014556:3455PM

2. Atoms55are55made55of55three55subatomic55particles.55What55are55these55particles55and55their55charges?
a. proton55(+1),55neutron55(0),55and55electron55(−1)
b. proton55(−1),55neutron55(+1),55and55electron55(0)
c. proton55(+1),55neutron55(−1),55and55electron55(0)
d. proton55(0),55neutron55(+1),55and55electron55(−1)
e. proton55(−1),55neutron55(0),55and55electron55(+1)
ANSWER: a
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:2255AM

3. Arrange55the55subatomic55particles55in55order55of55their55increasing55mass.
a. Electron55mass55=55proton55mass55=55neutron55mass
b. Electron55mass55=55neutron55mass55<55proton55mass
c. Electron55mass55=55proton55mass55<55neutron55mass
d. Electron55mass55<55proton55mass55<55neutron55mass
e. Electron55mass55<55proton55mass55=55neutron55mass
ANSWER: e
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:2655AM

4. Atomic55number55is55equal55to55the55 in55the55nucleus55of55an55atom.
a. number55of55electrons
b. number55of55protons
c. number55of55protons55minus55the55number55of55neutrons
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Chapter5502

d. sum55of55the55number55of55electrons55and55neutrons
e. sum55of55the55number55of55neutrons55and55protons
ANSWER: b
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:2855AM

5. The55atomic55number55of55fluorine55is55 .
a.557 b.559 c.5510 d.5519
e.5513
ANSWER: b
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:2955AM

6. Which55of55the55following55statements55is/are55correct?
A55hydrogen55atom55with55one55proton55and55zero55neutrons55is55assigned55a55mass5
1. 5of55exactly55one55atomic55mass55unit.
2. 2855
− 55×55105 5
One55atomic55mass55unit55is55equivalent55to559.11 g.
A55carbon55atom55with55six55protons55and55six55neutrons55is55assigned55a55mass
3. 55of55exactly551255atomic55mass55units.
a.1 only b.55255only c.55355only d.55155and552
e.551,552,55and553
ANSWER: c
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:3155AM

7. What55is55the55mass55number55of55an55atom55of55argon55with552255neutrons?
a.2 b.5518 c.5522 d.5540
e.5544
ANSWER: d
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 False
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass

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Chapter5502

DATE55CREATED: 3/5/2014556:3455PM
DATE55MODIFIED:5 5 5 5 1/31/2018556:3355AM

8. A55neutral55atom55of55an55isotope55200Hg55contains55 .
a. 20055neutrons55and5528055electrons
b. 8055protons55and5520055neutrons
c. 20055protons55and5512055electrons
d. 20055protons,558055neutrons,55and5520055electrons
e. 8055protons55and5512055neutrons
ANSWER: e
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 True
TOPICS: 2.255Isotopes55and55Atomic55weight
NOTES:
Dynamic55Questio
n55DATE55CREATED:5 5 3/5/2014556:3
455PM55DATE55MODIFIED:5 5 5 5 1/31/2
018559:0655AM

9. How55many55protons55are55there55in55an55atom55of55scandium-45?
a.5525 b.5566 c.5520 d.5521 e.5524
ANSWER: d
POINTS: 1
QUESTION55TYPE:5 5 Multi-Mode55(Multiple55choice)
HAS55VARIABLES:5 5 True
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
NOTES:
Dynamic55Questio
n55DATE55CREATED:5 5 3/5/2014556:
3455PM55DATE55MODIFIED:5 5 3/5/2
014556:3455PM

10. How55many55protons,55neutrons,55and55electrons55are55present55in55an55atom55of55iron-59?
a. 2655protons,553355neutrons,55and555955electrons
b. 2655protons,553355neutrons,55and553355electrons
c. 2655protons,553355neutrons,55and552655electrons
d. 5955protons,552655neutrons,55and555955electrons
e. 5955protons,552655neutrons,55and552655electrons
ANSWER: c
POINTS: 1
QUESTION55TYPE:5 5 Multiple55Choice
HAS55VARIABLES:5 5 True
TOPICS: 2.155Atomic55Structure,55Atomic55Number,55and55Atomic55Mass
Copyright55Cengage55Learning.55Powered55by55 Page55
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