Below are observations of reactions with a Part C unknown. Indicate which cations are most likely present in this unknown based on the following results: Reagent Added SO4²- Pb²+ □ Co²+ Zn²+ Cu². Fe³+ r CO3²- limited NaOH excess NaOH limited ammonia excess ammonia A Observations white ppt bright yellow ppt, light red dichloroethane layer flaky light blue ppt light blue powdery ppt light blue ppt, dark blue solution light blue ppt, dark blue solution white ppt, dark blue solution
Below are observations of reactions with a Part C unknown. Indicate which cations are most likely present in this unknown based on the following results: Reagent Added SO4²- Pb²+ □ Co²+ Zn²+ Cu². Fe³+ r CO3²- limited NaOH excess NaOH limited ammonia excess ammonia A Observations white ppt bright yellow ppt, light red dichloroethane layer flaky light blue ppt light blue powdery ppt light blue ppt, dark blue solution light blue ppt, dark blue solution white ppt, dark blue solution
Chapter16: Chemistry Of Benzene: Electrophilic Aromatic Substitution
Section16.SE: Something Extra
Problem 75AP: Phenols (ArOH) are relatively acidic, and the presence of a substituent group on the aromatic ring...
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G.131.
![Below are observations of reactions with a Part C unknown. Indicate which cations are most likely
present in this unknown based on the following results:
Reagent Added
SO4²-
Pb²+
Co²+
Zn²+
Cu².
Fe
r
CO3²-
limited NaOH
excess NaOH
limited ammonia
excess ammonia
Observations
white ppt
bright yellow ppt, light red dichloroethane
layer
flaky light blue ppt
light blue powdery ppt
light blue ppt, dark blue solution
light blue ppt, dark blue solution
white ppt, dark blue solution](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa2be1d38-35fb-42d3-9555-5f0bdf65651e%2F2e602585-50a1-4ad1-b60a-47fad34aacfe%2Fnu1i4kw_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Below are observations of reactions with a Part C unknown. Indicate which cations are most likely
present in this unknown based on the following results:
Reagent Added
SO4²-
Pb²+
Co²+
Zn²+
Cu².
Fe
r
CO3²-
limited NaOH
excess NaOH
limited ammonia
excess ammonia
Observations
white ppt
bright yellow ppt, light red dichloroethane
layer
flaky light blue ppt
light blue powdery ppt
light blue ppt, dark blue solution
light blue ppt, dark blue solution
white ppt, dark blue solution
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