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April 26, 2015

Homework Help: chemistry

Posted by MichaelF on Monday, November 5, 2012 at 4:25pm.

Which of the following are redox reactions? For those that are, indicate which element is oxidized and whisch is reduced. For those that are not, indicate whether they are precipitation or neutralization reactions.

(a) P4(s) + 10HClO(aq) + 6H2O = 4H3PO4(aq) + 10HCl(aq)

(b) Br2(l) + 2K(s) = 2KBr(s)

(c) CH3CH2OH(l) + 3O2(g) = 3H2O(l) + 2CO2(g)

(d) ZnCl2(aq) + 2NaOH(aq) = Zn(OH)2(s) + 2NaCl(aq)

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