The reaction between iron and thiocyanate ions involves this equation: Fe3+ (aq) + SCN" (aq) = FESCN2+ (aq) AH (-) kJ/mol (yellow) (colorless) (red) Match the observation with the given condition: .A few drops of 1M Fe(NO3)3 has been added A. Colorless solution B. turns to a more intense red color Three drops of 0.01 MAGNO3 has been added c. The color of the solution faded to orange and yellow ppt has been observed v A few drops of 0.5 M K3PO4 has been added D. The red color of the solution intensifies. v The system has been subjected to a boiling water bath E. Yellow solution The system has been subjected in an ice bath
The reaction between iron and thiocyanate ions involves this equation: Fe3+ (aq) + SCN" (aq) = FESCN2+ (aq) AH (-) kJ/mol (yellow) (colorless) (red) Match the observation with the given condition: .A few drops of 1M Fe(NO3)3 has been added A. Colorless solution B. turns to a more intense red color Three drops of 0.01 MAGNO3 has been added c. The color of the solution faded to orange and yellow ppt has been observed v A few drops of 0.5 M K3PO4 has been added D. The red color of the solution intensifies. v The system has been subjected to a boiling water bath E. Yellow solution The system has been subjected in an ice bath
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter16: Thermodynamics
Section: Chapter Questions
Problem 66E: An important source of copper is from the copper ore, chalcocite, a form of copper(I) sulfide. When...
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Transcribed Image Text:The reaction between iron and thiocyanate ions involves this equation:
Fe3+ (aq) + SCN" (aq) = FESCN2+ (aq)
AH (-) kJ/mol
(yellow) (colorless)
(red)
Match the observation with the given condition:
A few drops of 1M Fe(NO3)3 has been added
A. Colorless solution
B, turns to a more intense red color
v Three drops of 0.01 MAGNO3 has been added
c. The color of the solution faded to orange and yellow ppt has been observed
v A few drops of 0.5 M K3PO4 has been added
D. The red color of the solution intensifies.
v The system has been subjected to a boiling water bath
E. Yellow solution
v The system has been subjected in an ice bath
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