JEE Main c11redox_balancing — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice JEE Main c11redox_balancing in the app →Per NCERT §7.3.2, the TWO methods used to balance redox reactions are which?Per NCERT Problem 7.8, the balanced ionic equation for Cr₂O₇²⁻ + SO₃²⁻ → Cr³⁺ + SO₄²⁻ in acid solution uses hoPer NCERT Problem 7.8, the same Cr₂O₇²⁻ + SO₃²⁻ balanced equation produces how many H₂O molecules on the produPer NCERT §7.3.2 (half-reaction method), Step 4 for an ACIDIC medium adds which species?Per NCERT eqn 7.54, the balanced reduction half-reaction for Cr₂O₇²⁻ in acidic medium consumes how many H⁺?Per NCERT eqn 7.54, the balanced reduction half-reaction for Cr₂O₇²⁻ in acidic medium gains how many electronsPer NCERT §7.3.2 (half-reaction method) for a BASIC medium, oxygen balance is achieved by adding which speciesPer NCERT Problem 7.9, the balanced reaction of MnO₄⁻ with Br⁻ in BASIC medium gives MnO₂ and which Br speciesPer NCERT §7.3 (definitions revised), OXIDATION in terms of oxidation number means which change?Per NCERT Problem 7.4, in 2Cu₂O(s) + Cu₂S(s) → 6Cu(s) + SO₂(g), which species is REDUCED?Per NCERT Problem 7.6, the reaction N₂(g) + O₂(g) → 2 NO(g) is classified as which type of redox?Per NCERT Problem 7.6, the reaction 2 NO₂(g) + 2 OH⁻ → NO₂⁻ + NO₃⁻ + H₂O is classified as which type?