Redox Reactions questions
1186 published questions with worked solutions.
- Volumetric estimation of CuSO_4 using hypo as intermediate solution along with KI solution and starch as indicator is an example...
- In the standardization of Na_2S_2O_3 using K_2Cr_2O_7 by iodometry, the equivalent weight of K_2Cr_2O_7 is :
- Milliequivalent of a solute in a solution can be given by:
- The oxidation state of I in IPO_4 is
- The equivalent weight of a reductant or an oxidant is given by :
- When K_2Cr_2O_7 is converted into K_2CrO_4 , the change in oxidation number of chromium is
- The oxidation state of chromium in the final product formed by the reaction between KI and acidified potassium dichromate...
- How many gram of I_2 are present in a solution which requires 40 mL of 0.11 N Na_2S_2O_3 to react with it, S_2O_3^ 2- + I_2...
- Oxidation state of oxygen in H_2O_2 is
- Which one is not a redox titration?
- NaClO solution reacts with H_2SO_3 as, NaClO + H_2SO_3 NaCl + H_2SO_4 A solution of NaClO used in the above reaction contained 15...
- How many milligram of iron ( Fe^ 2+ ) are equal to 1 mL of 0.1055 N K_2Cr_2O_7 equivalent?
- Eq.wt. of NH_3 in, NH_3 + O_2 NO + H_2O is :
- Titre value is the volume of titrant used for a definite amount of unknown reagent at its :
- Equivalent mass of oxidizing agent in the reaction is. SO_2 + 2H_2S 3S + 2H_2O
- The number of electrons lost or gained during the change Fe + H_2O Fe_3O_4 + H_2 is
- When the ion Cr_2O_7^ 2- acts as an oxidant in acidic aqueous solution the ion Cr^ 3+ is formed. How many mole of Sn^ 2+ would be...
- The oxidation number of chromium in potassium dichromate is
- In the ionic equation, BiO_3^- + 6H^+ + xe^- Bi^ 3+ + 3H_2O The values of x is
- In the reaction, VO + Fe_2O_3 FeO + V_2O_5 . The eq.wt. of V_2O_5 is equal to its :
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