Advertisements
Advertisements
प्रश्न
The equivalent mass of potassium permanganate in alkaline medium is \[\ce{MnO^-_4 + 2H2O + 3e^- -> MnO2 + 4OH^-}\]
विकल्प
31.6
52.7
79
None of these
MCQ
उत्तर
52.7
Explanation:
The reduction reaction of the oxidising agent \[\ce{(MnO^-_4)}\] involves gain of 3 electrons.
Hence the equivalent mass = `("Molar mass of KMnO"_4)/3`
= `158.1/3`
= 52.7
shaalaa.com
Gram Equivalent Concept
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Carbon forms two oxides, namely carbon monoxide and carbon dioxide. The equivalent mass of which element remains constant?
Hot concentrated sulphuric acid is a moderately strong oxidising agent. Which of the following reactions does not show oxidising behaviour?
The equivalent mass of ferrous oxalate is
Define equivalent mass.
