UnknownAnionsPreLab.docx - Unknown Anions Prelab 1 Mixing...

This preview shows page 1 out of 1 page.

Unknown Anions Prelab 1) Mixing the sulfate working solution with permanganate showed no signs of reaction. The combined color was purple with no precipitate, and remained purple after heating. Bromide, however, turned yellow upon mixing with permanganate. The remained after heating. 2) Bromide caused a violent eruption of acidic gas upon mixing with concentrated sulfuric acid. The bromide was oxidized as well to bromine, leaving an orange/yellow aqueous mixture behind. 3) Oxalate forms a white precipitate with both barium and calcium cations. Sulfate forms a white
Image of page 1
You've reached the end of this preview.
  • Spring '08
  • LEMASTER
  • Chemistry, Prelab, Sulfuric acid

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern