if the Ecell for a given reaction has a negative value then

while solving question in electrochemistry while finding electrode potential when do we use AG AG1 AG2 concept and when do we use E cell E cathode E anode please explain I will rate satisfied if I understand it 11 48

81 A current of 2 0 A passed for 5 hours through a molten metal salt deposit of 22 2 g of metal Atomic weight 177 The oxidation state of the metal in the metal salt is a 1 b 2 c 3 d 4

MnO aq CIO aq MnO s C10 aq Express your answer as a net ionic equation including phases AE 2MnO4 aq 3CIO aq H O 2MnO s 3ClO aq 20H7

3 0 056V 4 0 056V 55 Electrolysis of which of the following solutions w produce a solution of pH 7 2 NaOH 4 AgNO3 1 NaCl 3 KCI

Consider the hypothetical reaction and the mechanism involved at temperature T 2A 2B 2 AB Mechanism Step 1 28 Step II A B Step III AB A 2AB fast given activation energy of step II and III are E and E while activation energy for forward reaction and backward reaction of step I are E and E 1 respe If temperature of reaction is increased then rate of overall reaction decreases Select the correct statement s based on this information AB slow K Step 1 of reaction must be exothermic DIf value of Arrhenius factor A is same then at temperature T K K 1 DE E E O F F Ex 0

Given that 1 3 m Fe Z m 50 What will be 169 Fe2 SO4 3 eq Question Type Single Correct Type 2 68 ohm 1 cm mol 1 and 1 148 ohm 1 cm eq 1 3 80 ohm cm mol 1 4 880 ohm 1 cm eq 1 364 ohm 1 cm eq 1 130 ohm 1 cm eq 1

Standard electrode potentials are Fe Fe E 0 44 V 3 Fe Fe E 0 77 V 3 If Fe Fe and Fe blocks are kept together will lead to BCECE 2015 A B C 3 increase in Fe decrease in Fe no change in the ratio of D decrease in Fe Fe Fe

How many Faradays of electricity are required to deposit 10 g of calcium from molten calcium chloride using inert electrodes molar mass of calcium 40 g mol A 0 5 F C 0 25 F B D MHT CET 2016 1 F 2 F

Please explain how they write the equation inside the loga rithmic function Is the given equation is correct in the solution Please explain how to write the Ecell equation for such kin d of cell For E 0 76 V the E M F of the cell Pt s H g 1bar H aq 1M Zn aq 1 M Zn will be Zn zn 0 76 V 0 38 V Ecell 0 76 V 0 38 V Solution Answer 1 F cell 0 0591 2 Zn THTP log

Given 0 Mg 2 Mg EHg 2 Hg 2 37V 1 71V husnail 0 8V Ag Ag 0 79V Cu 2 Cu Select the correct statements s from the following AgNO3 can be stored in copper vessel Mg NO3 2 can be stored in copper vessel CuCl can be stored in silver vessel HgCl can be stored in copper vessel