Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Electrochemistry question

2004 · Shift 0 · Q39
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Electrochemistry
  5. /2004 · Shift 0 · Q39

Electrochemistry question

2004 · Shift 0 · Q39

JEE MainChemistryElectrochemistryMCQ+4 / −1
In a cell that utilises the reaction ZnZnZn(s) + 2H+H^+H+ (aq) →\to→ Zn2+Zn^{2+}Zn2+(aq) + H2H_2H2​(g) addition of H2SO4H_2SO_4H2​SO4​ to cathode compartment, will
  1. A
    lower the E and shift equilibrium to the left
  2. B
    increases the E and shift equilibrium to the left
  3. C
    increase the E and shift equilibrium to the right
  4. D
    Lower the E and shift equilibrium to the right
PreviousNext

More from Electrochemistry

  • The EM3+/M2+o​ values for Cr, Mn, Fe and Co are – 0.41, +1.57, + 0.77 and +1.97 V respectively. For which one of these metals the change in oxidation state form +2 to +3 is easiest?2004 · MCQ
  • For a cell reaction involving a two-electron change, the standard e.m.f. of the cell is found to be 0.295 V at 25oC. The equilibrium constant of the reaction at 25oC will be2003 · MCQ
  • Standard reduction electrode potentials of three metals A,B&C are respectively +0.5 V, -3.0 V & -1.2 V. The reducing, powers of these metals are2003 · MCQ
  • When during electrolysis of a solution of AgNO3​, 9650 coulombs of charge pass through the electroplating bath, the mass of silver deposited on the cathode will be :2003 · MCQ
  • For the redox reaction Zn(s) + Cu2+(0.1 M) → Zn2+(1M) + Cu(s) taking place in a cell, Ecello​ is 1.10 volt. Ecell for the cell will be (2.303FRT​ = 0.0591)2003 · MCQ
  • Several blocks of magnesium are fixed to the bottom of a ship to :2003 · MCQ
  • Conductivity (Seimen’s S) is directly proportional to area of the vessel and the concentration of the solution in it and is inversely proportional to the length of the vessel then, then constant of proportionality is expressed in :2002 · MCQ
  • For the following cell with hydrogen electrodes at two different pressure p1 and p2. What will be the emf for the given cell : ​Pt(H2​)∣H+(aq)∣Pt(H2​)p1​1Mp2​​…2002 · MCQ