Osmania University (OU) 2011-4th Year B.E Chemistry I Internal, 1/, Affiliated Vasavi College - Question Paper

W GE - J Internal Eaanlnaiwn (For all branches) for ihe yaw 201 M2

ENGINEERING CHEMIST *V

Tfmt- I hMr    Ma*marti

Oalt of Bxon

PART - A

Antwer all questions (3 x 2 6 marks)

I Wrfle (he Gll notation A cell reaction invoking a redox electrode and saturated calomat electrode

2. Whai J electrochemical leraa? Write any two significant applications, of ft* same

3 Differential* galvanic aariet from electrochcmical *nes

Pin - B (Answer any Mo)

4,    i) Derive Nemfl equation for the reaction ne -> M Writ* any two

applications of A.    (4M)

b) Construct a cell with Ag and Cd eftmodn art calculate ita 6.M F at WK.

Voo rc flvco E*ofC>PVCd - - 0< V. E of A%A*-0. V

and ICd**I0JM.(Af*]*OOJM.    iM>

5.    a) How does a secondary battery differ from a primary battery Vtn* ikcoowoa

of L<adacid battery with to charging and dttcharfmg wmiatt.    (5 M>