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Auxiliary Nurse Midwife Exam 2020 Solved Paper

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Question : 35

Total: 130

Identify the non-spontaneous reaction from the following data EZn0=−0.763V,EMg0= −2.37V,E‌H2 ‌0=0.00V,EAg0=+0.7990V ECu0=+0.337V

Mg+2H+→Mg+2+H2
Zn+Cu+2→Zn+2+Cu
Cu+2H+→Cu+2+H2
Cu+2+2Ag→Cu+2Ag+

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