GUJCET 2014 Chemistry Solved Paper

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Question : 8 of 40

Marks: +1, -0

Which of the following is concentration cell?

Cu( s)∕Cu(aq,1i)2+∕∕Cu(aq,1M)2+∕Cu‌(s) ‌
Cu( s)∕Cu(aq,0.5M)2+∕∕Cu(aq,0.5M)2+∕Cu( s)
Zn‌(s) ‌∕Zn(aq,0.5M)2+∕∕Cu‌(aq, ‌0.1m)2+∕Cu‌(s) ‌
‌⊝‌Pt∕H2‌(g.1ber) ‌∕HCl(aq,0.002M)∕∕HCl(aq,0.005M)∕H2(g.1‌bar)∕Pt⊕

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