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TALARO TEST BANK
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TESTBANK f
NURSING TEST BANKS
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, Chapter 02 Testbank
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Student:f
1. Anythingfthatfoccupiesfspacefandfhasfmassfisfcalled
A. anfelectron.
B. living.
C. matter.
D. energy.
E. space.
14f
2. Allfofftheffollowingfpertainftof C6fexceptfit
A. hasf6fprotons.
B. hasf6felectrons.
C. hasf14fneutrons.
D. isfanfisotopefoffcarbon.
E. hasfafmassfnumberfoff14.
3. Thefelectronsfoffanfatomfare
A. alwaysfequalfinfnumberftofthefnumberfoffneutronsfinfanfatom.
B. foundfinfthefnucleus.
C. usedftofdeterminefatomicfnumber.
D. positivelyfcharged.
E. movingfinfpathwaysfcalledforbitals.
4. Thefsubatomicfparticlesfthatfsurroundfthefnucleusfarefthe
A. electrons.
B. protons.
C. neutrons. NURSINGTB.COM
D. protonsfandfneutrons.
E. protonsfandfelectrons.
5. Whatfisfthefmaximumfnumberfoffelectronsfinfthefsecondfenergyfshellfoffanfatom?
A. 2
B. 4
C. 8
D. 18
E. 32
6. Isotopesfarefatomsfoffthefsamefelementfthatfdifferfinftheir
A. neutronfnumber.
B. electronfnumber.
C. protonfnumber.
D. atomicfnumber.
E. chemicalfproperties.
7. Twoforfmorefatomsfbondedftogetherfarefcalledfa/an
A. ion.
B. isotope.
C. element.
D. electrolyte.
E. molecule.
32
8. Whatfwouldfbefthefvalencefnumberfoffelectronsfinfthefsulfurfatomf S?
16
A. 2
B. 6
, C. 8
D. 16
E. 32
9. Polarfmoleculesfarefcomposedfoffcovalently-bonded
A. identicalfatoms.
B. carbonfatoms.
C. ions.
D. atomsfoffdifferentfelectronegativity.
E. atomsfoffidenticalfelectronegativity.
10. Reactionsfinvolvingfelectronfremovalfarefcalledf reactions.
A. oxidation
B. reduction
C. dehydration
D. decomposition
E. dissolution
11. Whichfofftheffollowingfrepresentsfafsynthesisfreaction?
A. ABf→fAf+fB
B. Af+fB→AB
C. ABf+fXY→AXf+fBY
D. ABf+fXY→AXf+fBY
12. Thefimportantfsolventfassociatedfwithflivingfthingsfis
A. carbonfdioxide.
B. sodiumfchloride.
C. ethylfalcohol.
D. benzene.
E. water. NURSINGTB.COM
13. WhatfdofH2O,fNaCl,fCO2,fandfHClfallfhavefinfcommon?
A. Allfarefsalts.
B. Allfarefacids.
C. Allfarefgases.
D. Allfarefinorganic.
E. Allfarefsolutes.
14. Whichftermfdoesfnotfbelongfinfthisflist?
A. lacticfacid
B. vinegar
C. hydrogenfionfdonor
D. pHf8
E. acidic
15. ComparedftofafsolutionfoffpHf9,fafsolutionfoffpHf7
A. isfmorefbasic.
-
B. hasfnofOHf ions.
+f
C. hasfmorefH ions.
D. hasfafhigherfpH.
E. Allfoffthesefchoicesfarefcorrect.
16. Thefbuildingfblocksfoffanfenzymefare
A. nucleotides.
B. glycerolfandffattyfacids.
C. monosaccharides.