Question

without the loss of Silver! 14. Describe how a bleaching agent, such as hypochlorite (ClO ), works. 15. Relate the chemistry of photosynthesis to the chemical process that provides energy for your heartbeat. ..... 20. In which of the following changes is the reactant undergo- ing oxidation? Explain. a. C2H4 - C2H6 og b. CrOz - Cr c. Fe3+ → Fe2+ d. C24H33N,015P2 —C27H35N2015P2 e. 201 - Cl2 Write a balanced oxidation half-reaction similar to Na - Na+ + e for each of the following metals. a. K b . Mg C. Fe (two different equations) 21.
question #20

Answer 1

only Question #20 increase of oxidation number: oxidation of oxidation number: Reduction decrease Ghy - Ho I tip pito 2X+4(+1)=0 | 2x + 6(1) 20 2x = -4 2x = -6 123 - it is reduction cro ->09 cro, cor it is reduction 2020 +3(-2)=0 X = + 61 Fet3 Fe - it is reduction u Fet x=+3 @gail - OL Answers el 10 reaction it is oxidation & { H Ng is ? - 3 35 Mais le it is reduction Bn Arnts addition of addition of oxygen oxidation Hydrogen: Reduction