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Redox Reaction Quiz-2

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10 Question

Popular Questions In Redox Reaction Quiz-2

  • The reaction, P4+3NaOH+3H2O3NaH2PO2+PH3P_4+3NaOH+3H_2O\longrightarrow3NaH_2PO_2+PH_3 is an example of :

  • What volume of 0.40 M Na2S2O3Na_2S_2O_3 would be required to react with the I2I_2 liberated by adding excess of KI to 50mL of 0.20 M CuSO4CuSO_4 solution?

  • What is the normality of KMnO4KMnO_4 solution to be used as an oxidant in acidic medium, which 4 contains 15.8 g of the compound in 100 mL of solution?

  • What volume of 1N K2Cr2O7K_2Cr_2O_7 solution is required to oxidise (in acidic solution) a solution containing 10 g of FeSO4FeSO_4? (mol. wt. of FeSO4=152FeSO_4=152)

  • A solution of KMnO4KMnO_4 is reduced to MnO2MnO_2. The normality of solution is 0.6. The molarity is

  • Number of K+K^+ ions and moles of K+K^+ ions present in 1 litre of N5\frac N5 KMnO4KMnO_4 acidified solution respectively are

  • A solution containing 2.68×1032.68 \times 10^{-3} mol of An+A^{n+} ions requires 1.61×1031.61 \times 10^{-3} mol of MnO4MnO_4^- for the oxidation of An+A^{n+} to AO3AO_3^- in acidic medium. The value of n is

  • Number of moles of K2Cr2O7K_2Cr_2O_7 reduced by one mole of Sn2+Sn^{2+}ions in acidic medium is

  • The equivalent weight of used as an oxidizing agent in acidic medium is (atomic weight of Ba = 137.34 and Cr = 52)

  • The equivalent mass of KIO3KIO_3  in the reaction given is Cr(OH)3+4OH+KIO32CrO42+KI+5H2OCr(OH)_3+4OH^-+ KIO_3 \longrightarrow 2CrO^{2-}_4+ KI + 5H_2O, (M = molecular mass of KIO3KIO_3 )