abstract to concrete
Post on 06-Jan-2016
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Abstract to concrete
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Developed And presented ByEXECUTORSYumna AsmaMehak AliRabia AkberMaryam AbbasAyesha HashmiRabia ShafuqueNaghza Fatima
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Relationship among people determine the CHARACTER of communities
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Atoms and molecules like people:
ShareExchange Donate
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Models of bonding in atoms and molecules:
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Single Covalent Bond
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Double Covalent Bond
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Triple Covalent Bonds
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Water our life drink
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Ball and stick modelsH2O
NH3H2 ,N2, O2
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Ionic BondsBall and stick model of NaClNaCl crystal
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Ionic compounds have charges in them
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Solutions samples
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Activity 1Atoms in Ionic compounds are linked by ions:.
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From abstract to concrete
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We successfully continued
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Finding:Physical properties are determined by nature of Chemical bonds
DataObservationIonic CovalentHardnessBrittleMeltingBarelySoftWater solubilitySolubleEasilyConductivity solidNoNOConductivity in water solutionYesNo
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ObservationsFindings:Ionic compounds are composed of Ions so they are conductors
SolutionsCondition of bulbNature of compoundNaClalightIonicBenezeneOffCovalentDistilled waterOffCovalent
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We did more
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We foundMolecules in polar compounds are linked together by positive and negative poles.
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References:Prescribed Text Book of Chemistry.
Physical chemistry Module, Interdisciplinary approach to Chemistry.
http://www.chem.ufl.edu/chem2040/cgi-bin/image-eval.cgi
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