anion 3a revisi.pptx
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Transcript of anion 3a revisi.pptx
![Page 1: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/1.jpg)
UJI ANION
![Page 2: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/2.jpg)
Golongan Anion
I SO3-2 CO3
-2 NO2- S-2
Cl- Br- I- S-2
NO2- CO3
-2 PO4-3 CrO4
-2 SO4-2
Golongan
I
II
III
Jenis Ion
NO3- AgSO4IV
![Page 3: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/3.jpg)
Analisis Anion
Na2CO3
Filtrat
SO4-2, NO3
-, Cl-, Br-, I-, S2-, SO32-, S
2O32-, CO3
2-, PO43-, CH3COO-
ANALITDitambahkan
Na2CO3
Analit
Endapan
![Page 4: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/4.jpg)
Uji Pendahuluan
• Menguji Anion Pereduksi
• Menguji Anion Pengoksidasi
+ H2SO4 encer + KMnO4
Ekstrak Soda
Warna memudar
+ MnCl2 + HCL (pekat)
Ekstrak Soda
Larutan coklat tua
![Page 5: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/5.jpg)
UJI SPESIFIK ANION
S2-
Cr2O72-
NO3-
SO42-CrO4
2-
MnO4-
NO2-
CO32-
PO43-
![Page 6: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/6.jpg)
CrO42-
+ H+
Ekstrak Soda
Endapan kuning BaCrO4
Ba2+ + CrO42- → BaCrO4(s)
Reaksi yang terjadi :
+ Ba(CH3COO)2
![Page 7: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/7.jpg)
Cr2O72-
Ekstrak Soda
+ Ag+
Endapan coklat kemerahan Ag2Cr2O7
Ag+ + Cr2O72- → Ag2Cr2O7(s)
Reaksi yang terjadi :
+ CH3COOH
![Page 8: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/8.jpg)
MnO4-
+ NaOH + KI + H2O
Ekstrak Soda
Endapan putih MnO2
2MnO4- + I- + H2O → 2MnO2 (s) + IO3
- + 2OH-
Reaksi yang terjadi :
![Page 9: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/9.jpg)
CO32-
Ekstrak Soda
dipanaskan
Endapan putih BaCO3
CO32- + 2H+ → H2O + CO2
Reaksi yang terjadi :
+ H2O2 +H2SO4
padatan
Gas CO2
Dialirkan ke Ba(OH)2
Ba(OH)2 + CO2 → BaCO3(s) +H2O
![Page 10: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/10.jpg)
SO42-
+ BaCl
Ekstrak Soda
Endapan putih BaSO4
Ba2+ + SO42- BaSO4
Reaksi yang terjadi :
+ H+
![Page 11: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/11.jpg)
NO3-
+ tetesan FeSO4(aq)
Ekstrak Soda
Cincin coklat
NO + Fe 2+→ FeNO 2+[cokelat]
2NO3- + 6Fe2+
+ 4H2SO4 → 6Fe3+ + 2NO+ 4SO4
2- +4H2O(l)
Reaksi yang terjadi :
+ H2SO4 pekat
![Page 12: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/12.jpg)
NO2-
+ tetesan FeSO4(aq)
Ekstrak Soda
Cincin coklat
NO + Fe 2+→ FeNO 2+[cokelat]
NO2- + Fe2+
+ H + → Fe3+ + NO+ 4H2O(l)
Reaksi yang terjadi :
+ H2SO4 pekat
![Page 13: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/13.jpg)
PO43-
+ (NH4)2MoO4
Ekstrak Soda
Endapan merah cerah
PO43- 12MoO4
2- +3NH4+ +24H+ → (NH4)3P(Mo3O10)4(s) +
12H2O(l)
Reaksi yang terjadi :
+ H +
![Page 14: anion 3a revisi.pptx](https://reader034.fdocuments.net/reader034/viewer/2022042608/563db874550346aa9a93da0c/html5/thumbnails/14.jpg)
THANK’S FOR YOUR
ATTENTION
SEMOGA BERMANFAAT