मराठी

Which of the following reactions is the metal displacement reaction? Choose the right option.

Advertisements
Advertisements

प्रश्न

Which of the following reactions is the metal displacement reaction? Choose the right option.

पर्याय

  • \[\ce{2Pb(NO3)2 ->2PbO + 4NO2 + O2 ↑}\]

  • \[\ce{2KClO3 ->[Δ] 2KCl + 3O2}\]

  • \[\ce{Cr2O3 + 2Al ->[Δ] Al2O3 + 2Cr}\]

  • \[\ce{Fe + 2HCl -> FeCl2 + H2↑}\]

MCQ
Advertisements

उत्तर

\[\ce{Cr2O3 + 2Al ->[Δ] Al2O3 + 2Cr}\]

shaalaa.com
Oxidation Number - Types of Redox Reactions
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×