KMnO4 can be prepared from K2MnO4 as per reaction 3MnO22−+2H2O⇌2MnO4−+MnO2+4OH−. The reaction can go to completion by removing OH−ions by adding
Held on 30 Apr 2013 · Verified 9 Jul 2026.
HCl
KOH
CO2
SO2
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Which of the following is the most electronegative element?
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