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49. Theoretical and experimental values of lattice energies of NaCl and KCI are purely ionic compounds. NaCl and KC are very close.

49. Theoretical and experimental values of lattice energies of NaCl and KCI are purely ionic compounds. NaCl and KC are very close.

Physical Chemistry
Physical Chemistry
2nd Edition
ISBN:9781133958437
Author:Ball, David W. (david Warren), BAER, Tomas
Publisher:Ball, David W. (david Warren), BAER, Tomas
Chapter21: The Solid State: Crystals
Section: Chapter Questions
Problem 21.56E
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Select the best pair of answers below justifying the reason for your answer with detailed explanations.

Answer Q49 only

First Statement True Summary of Directions Second Statement Truc Second statement is a CORRECT explanation of the first Second statement is NOT a CORRECT explanation of the first A. Truc True C Truc False True D False
Transcribed Image Text:First Statement True Summary of Directions Second Statement Truc Second statement is a CORRECT explanation of the first Second statement is NOT a CORRECT explanation of the first A. Truc True C Truc False True D False
FIRST STATEMENT SECOND STATEMENT 47. When pentanol is warmed with acidificd K:CrOr, the Cr" is orange and is reduced to Cr" is green. colour changes from orange to green. An azeotropic mixture can be separated by fractional For azeotropic mixtures, the liquid and vapour have the distillation. 49. 48. same composition. NaCl and KCI are purely ionic compounds. Theoretical and experimental values of lattice energies of NaCl and KCI are very elose. Ethanol has a higher boiling point than methoxymethane. 50. Hydrogen bonding exists between methoxymethane molecules
Transcribed Image Text:FIRST STATEMENT SECOND STATEMENT 47. When pentanol is warmed with acidificd K:CrOr, the Cr" is orange and is reduced to Cr" is green. colour changes from orange to green. An azeotropic mixture can be separated by fractional For azeotropic mixtures, the liquid and vapour have the distillation. 49. 48. same composition. NaCl and KCI are purely ionic compounds. Theoretical and experimental values of lattice energies of NaCl and KCI are very elose. Ethanol has a higher boiling point than methoxymethane. 50. Hydrogen bonding exists between methoxymethane molecules
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