5 public questions tagged with this topic.
In C + O₂ → CO₂, C (0) is oxidized to +4, and O₂ (0) is reduced to -2, making it a redox combination reaction.
Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Types of Redox Reactions - Combination Decomposition Displacement
In 2Ag₂O → 4Ag + O₂, Ag (+1) is reduced to 0, and O (-2) is oxidized to 0.
Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Types of Redox Reactions - Combination Decomposition Displacement
In MgSO₄ + 2NaOH → Mg(OH)2 + Na₂SO₄, no element changes oxidation state; it’s a double displacement reaction.
Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Types of Redox Reactions - Combination Decomposition Displacement
P (0) is oxidized to +3 in H₃PO₃ and reduced to -3 in PH₃; P reduces itself in this disproportionation.
Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Applications of Redox Reactions and Disproportionation
S (-2 in H₂S) becomes 0 in S, losing electrons.
Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Applications of Redox Reactions and Disproportionation
