Homework Help: Chemistry

Posted by Mike on Thursday, November 8, 2012 at 10:23pm.

For which of the following aqueous salts will electrolysis produce hydrogen gas and oxygen gas? Answered the hint in Mastering Chem & looked over the book and I still have no idea.

Check all that apply:
A) NiF_2(aq)
B) NaF(aq)
C) NiI_2(aq)
D) NaI(aq)
E) CuBr(aq)

Chemistry - DrBob222, Friday, November 9, 2012 at 12:13am
You get H2 from all but E.
You get oxygen from A and B.
Chemistry - Mike, Friday, November 9, 2012 at 3:14am
Turns out the correct answer was just B) NaF(aq)
Chemistry - DrBob222, Friday, November 9, 2012 at 10:14pm
Is this class beginning chemistry? I did not think freshman chemistry would be discussing hydrogen/metal over potential.
Chemistry - Chris, Saturday, December 1, 2012 at 5:48pm
So is B correct, can someone explain

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