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ChemistryMediumMCQ2019 · 11 Jan Shift 1

Q41.The correct match between items I and II is : (1) (A) →(S); (B) →(R); (C) →(P) (2) (A) →(Q); (B) →(R); (C) →(S) (3) (A) → (R); (B) → (P); (C) → (S) (4) (A) →(Q); (B) →(R); (C) →(P)

What This Question Tests

This question tests the understanding of fundamental concepts in electrochemistry, including types of cells, functions of components like salt bridge, and standard potentials.

Concepts Tested

Galvanic cellElectrolytic cellSalt bridge functionStandard electrode potential

📚 NCERT Sections This Tests

2.4Calculate The Standard Cell Potentials Of Galvanic Cell In Which The Following

Chemistry Class 11 · Chapter 2

78% match

2.4 Calculate the standard cell potentials of galvanic cell in which the following reactions take place: (i) 2Cr(s) + 3Cd2+(aq) ® 2Cr3+(aq) + 3Cd (ii) Fe2+(aq) + Ag+(aq) ® Fe3+(aq) + Ag(s) Calculate the DrGo and equilibrium constant of the reactions. 2.5 Write the Nernst equation and emf of the following cells at 298 K: (i) Mg(s)|Mg2+(0.001M)||Cu2+(0.0001 M)|Cu(s) (ii) Fe(s)|Fe2+(0.001M)||H+(1M)|H2(g)(1bar)| Pt(s) (iii) Sn(s)|Sn2+(0.050 M)||H+(0.020 M)|H2(g) (1 bar)|Pt(s) (iv) Pt(s)|Br–(0.010 M)|Br2(l )||H+(0.030 M)| H2(g) (1 bar)|Pt(s).

2.2Given The Standard Electrode Potentials,

Chemistry Class 11 · Chapter 2

78% match

2.2 Given the standard electrode potentials, K+/K = –2.93V, Ag+/Ag = 0.80V, Hg2+/Hg = 0.79V Mg2+/Mg = –2.37 V, Cr3+/Cr = – 0.74V Arrange these metals in their increasing order of reducing power.

2.3Depict The Galvanic Cell In Which The Reaction

Chemistry Class 11 · Chapter 2

77% match

2.3 Depict the galvanic cell in which the reaction Zn(s)+2Ag+(aq) ®Zn2+(aq)+2Ag(s) takes place. Further show: (i) Which of the electrode is negatively charged? (ii) The carriers of the current in the cell. (iii) Individual reaction at each electrode.