Describe why each shift occurred using proper terminology

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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This is the lab with my data sheet and please answer all of them. Thank you

and please answer all of them. If you do it would be appreciated 

My data to support answers for questions.

The equilibrium is Fe3+ + SCN- <--> [FeSCN]2+. The Fe3+ is a pale yellow colour and the complex ion product is red.

Stresses:
Add KSCN - turned deep red
Add Fe(NO3)3 - turned deep red
Add Na2CO3 - turned yellow/colourless
Add NaOH - turned yellow/colourless
Add NH3 - turned yellow/colourless
Heat - turned lighter orange colour
Cold - turned darker orange colour

Conclusion:

  • Describe why each shift occurred using proper terminology
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