Unknown Cations: Na+, K+ anion: CO³ 335 Have: Na+, K+, CO Qualitative Analysis & Deductive Reasoning: Wk 2 Report Sheet Unknown: In three small test tubes, place 10-12 drops of your unknown to conduct the tests for the possible cations: calcium, Ca2+, sodium, Na+, strontium, Sr2+, potassium, K+ Report Table 3.4: Confirm the Identity of the Metal Cation in Your Unknown Using Precipitation Reactions Procedure* Observation Conclusion Add 6 M NaOH clear solution, no ppt group I Add 1 M (NH4)2CO3 clear solution, no ppt group I Add 3 M H₂SO Clear, bubbles Have Co³ ion *To confirm the identity of the metal cations, do all three tests. Write the net ionic reaction for the precipitate formed:
Unknown Cations: Na+, K+ anion: CO³ 335 Have: Na+, K+, CO Qualitative Analysis & Deductive Reasoning: Wk 2 Report Sheet Unknown: In three small test tubes, place 10-12 drops of your unknown to conduct the tests for the possible cations: calcium, Ca2+, sodium, Na+, strontium, Sr2+, potassium, K+ Report Table 3.4: Confirm the Identity of the Metal Cation in Your Unknown Using Precipitation Reactions Procedure* Observation Conclusion Add 6 M NaOH clear solution, no ppt group I Add 1 M (NH4)2CO3 clear solution, no ppt group I Add 3 M H₂SO Clear, bubbles Have Co³ ion *To confirm the identity of the metal cations, do all three tests. Write the net ionic reaction for the precipitate formed:
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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Transcribed Image Text:Unknown
Cations: Na+, K+
anion: CO³ 335
Have: Na+, K+,
CO
Qualitative Analysis & Deductive Reasoning: Wk 2 Report Sheet
Unknown: In three small test tubes, place 10-12 drops of your unknown to conduct the tests for the possible
cations: calcium, Ca2+, sodium, Na+, strontium, Sr2+, potassium, K+
Report Table 3.4: Confirm the Identity of the Metal Cation in Your Unknown Using Precipitation Reactions
Procedure*
Observation
Conclusion
Add 6 M NaOH
clear solution, no ppt
group I
Add 1 M (NH4)2CO3
clear solution, no ppt
group I
Add 3 M H₂SO
Clear, bubbles
Have
Co³ ion
*To confirm the identity of the metal cations, do all three tests.
Write the net ionic reaction for the precipitate formed:
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