1. Which of the following is NOT an example of an oxidation reduction or redox reaction? a. Ch3COOH +NH3 → CH3COO- + NH4
b. CH3CH2CH-CH2 + H2 → CH3CH2CH2CH3
c.H2 +F2 → 2HF
d. CH4 + 2O2 → CO2 + 2H2O
e. Cu + 2Ag+ → Cu2+ + 2Ag