REDOXEQU basic 2 113Vic - Contents
- Page 1Half equations 1 - ReviewPrinciples of balancing redox equations using half equations
- 16 marksPage 2Example 1If magnesium metal is immersed in aqueous CuSO4, the magnesium dissolves, and the blue solution becomes colourless.
- 17 marksPage 3Example 2When aluminium metal is immersed in hydrochloric acid, hydrogen gas and Al3+ is formed.
- Page 4Half equations 2 - ReviewIntroduction to principles required to balance redox equations using polyatomic oxidants or reductants in acidic solution
- 23 marksPage 5Example 3Bromine (Br2) is decolourised by SO2 in acidic aqueous solution, reacting to give SO42– and Br–.
- 22 marksPage 6Example 4Zinc reacts with nitric acid (HNO3) reacts to give Zn2+ and NH3 gas.
- 17 marksPage 7Example 5The reaction of dichromate ion (Cr2O72–) with ethanol (CH3CH2OH) in acidic medium gives to give Cr3+ and CH3CHO.