Match the following: List - I (P) Lead storage battery (Q) Ni-Cd battery (R) H2 - O2 fuel cell (S) C — AITS & Test Series Chemistry Question
Question
Match the following: List - I (P) Lead storage battery (Q) Ni-Cd battery (R) H2 - O2 fuel cell (S) CH4 - O2 fuel cell List - II (1) Metal oxide plate is cathode (2) Pt metal plate is used as anode and cathode both (3) pH decreases at cathode during discharge (4) pH increases at anode during discharge (5) O2 is consumed at cathode

💡 Solution & Explanation
Lead storage battery Anode: 2 4 4 Pb s SO aq PbSO s 2e For More Material Join: @JEEAdvanced_2024 Rankers Academy JEE AITS-PT-III (Paper-1)-PCM(Sol.)-JEE(Advanced)/2024 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 8 Cathode: 2 2 2 PbO s 4H 2e Pb aq 2H O Ni-Cd battery Anode: 2 Cd 2OH Cd OH 2e Cathode: 2 2 2 2e NiO 2H O Ni OH s 2OH H2 – O2 fuel cell Anode: 2 H 2H 2e Cathode: 2 2 4e 4H O 2H O CH4 – O2 fuel cell Anode: 2 4 2 2H O CH CO 8H 8e Cathode: 2 2 4e 4H O 2H O