2NO2(g) + 2OH-(aq) → NO2- (aq) + NO3-(aq) + H2O(I) is an example of
  • Metal displacement Reaction
  • Combination Reaction
  • Displacement Reaction
  • Disproportionation Reaction
Pick the odd one out
  • Combination redox reaction
  • Catalysis redox reaction
  • Displacement redox reaction
  • Decomposition redox reaction
A substance (atom, ion or molecule) which can readily accept electrons from other substances is called
  • Oxidising agent
  • Reducing agent
  • None of them
  • both a and b
Those reactions in which oxidation and reduction takes place simultaneously are known as
  • Redox reaction
  • Addition reaction
  • Chemical reaction
  • None of the above
Which of the following is disproportionation reaction?
  • CaCO3 (s) → CaO(s) + CO2(g)
  • C(s) + O2 (g) → CO2(g)
  • CuSO4(aq) + Zn (s) → Cu(s) + ZnSO4 (aq)
  • 4 KClO3 → 3KClO4 + KCl
According to classical idea of redox reactions the given example is of2 Mg(s) + O2 (g) → 2 MgO(s)
  • Oxidation
  • Reduction
  • Redox reaction
  • All the above
In 2Na(s) + Cl2 → 2 NaCl (s) ; The oxidising agent is
  • Sodium
  • Chlorine
  • Sodium chloride
  • None of these
CuSO4 (aq) + Zn (s) → Cu (S) + ZnSO4 (aq) is an example of
  • Metal displacement reaction
  • Disproportionation reaction
  • Combination reaction
  • Non-metal displacement
Nitrous Acid acts as a:
  • Reducing agent
  • Oxidising agent
  • Oxidising as well as reducing agent
  • None of the above
The reaction 2Na(s) + 2H2O(I) → 2NaOH(aq) + H22(g) is
  • Displacement reaction
  • Combination reaction
  • Double displacement reaction
  • Decomposition reaction
0 h : 0 m : 1 s

Answered Not Answered Not Visited Correct : 0 Incorrect : 0