MCQ
Which of the following compounds is not coloured?
- A$TiCl _3$
- ✓$TiCl _4$
- C$K _2 Cr _2 O _7$
- D$KMnO _4$
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Cu+ → Cu2+ + Cu
3MnO4– + 4H+ → 2MnO4– + MnO2 + 2H2O
2KMnO4 → K2MnO4 + MnO2 + O2
2MnO4– + 3Mn2+ + 2H2O → 5MnO2 + 4H+