\(Fe^{2+}(aq) \ + \ Ag^{+}(aq) \ \rightarrow \ Fe^{3+}(aq) \ + \ Ag(s)\)
\(E_{Fe^{3+}/Fe^{2+}}^{o} \ = \ 0.77 \ V; \ E_{Ag^{+}/Ag}^{o} \ = \ 0.80 \ V\)
The value of \(\Delta G_{r}^{o} \) in the above reaction will be:
1. +
2.
3.
4. -186.83 J
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven:
(i) Eo = 0.337 V
(ii) Eo = 0.153 V
Electrode potential, Eo for the reaction,
, will be:
1. 0.52 V
2. 0.90 V
3. 0.30 V
4. 0.38 V
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor a reaction A(s) + 2B+ A2+ + 2B(s) ; KC has been found to be 1012. The is :
1. | 0.35 V | 2. | 0.71 V |
3. | 0.01 V | 4. | 1.36 V |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe value of ∆G° in the reaction below would be:
\(\small{\mathrm{Zn}(\mathrm{s})+\mathrm{Ag}_2 \mathrm{O}(\mathrm{s})+\mathrm{H}_2 \mathrm{O}(\mathrm{l}) \rightarrow \mathrm{Zn}^{+2}(\mathrm{aq})+2 \mathrm{Ag}(\mathrm{s})+2 \mathrm{OH}^{-}(\mathrm{aq})}\)
Given: \(E_{cell}^{\circ} = 1.04V\)
1. –2.13 kJ
2. –21.3 kJ
3. –213.04 kJ
4. –31.12 kJ
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA hydrogen gas electrode is made by dipping platinum wire in a solution of HCl of pH = 10 and by passing hydrogen gas around the platinum wire at one atm pressure. The oxidation potential of the electrode would be:
1. | 0.59 V | 2. | 0.118 V |
3. | 1.18 V | 4. | 0.059 V |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor the cell reaction
\(\mathrm{2Fe^{3+}(aq) \ + \ 2I^{-}(aq)\rightarrow 2Fe^{2+}(aq) \ + \ I_{2}(aq)}\)
\(E_{cell}^{o} \ = \ 0.24 \ V\) at . The standard Gibbs energy ∆rG⊝ of the cell reaction is:
[Given: ]
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology2Cr(s) + 3Cd2+(aq) → 2Cr3+(aq) + 3Cd
;
The value of in the above reaction will be-
1. | -196.83 kJ
|
2. | 196.83 kJ
|
3. | 186.83 kJ
|
4. | -186.83 kJ |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor a cell involving one electron at 298 K.
The equilibrium constant for the cell reaction is :
\(\mathrm{[Given~ that~ \frac {2.303 ~RT}{F} = 0.059 ~V~ at~ T = 298 K]}\)
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven cell:
Pt(s)|H2(g)(P = 1 atm)| CH3COOH(0.1 M), HCl(0.1 M) || KCl(aq)|Hg2Cl2(s)|Hg
EMF of the cell is found to be 0.045 V at 298 K and the temperature coefficient is 3.4×10-4 V K-1. The cell entropy change of the following cell is :
[Given Ka CH3COOH = 10-5 M]
1. 70.8 J K−1 mol−1
2. 65.2 J K−1 mol−1
3. 79.2 J K−1 mol−1
4. 83.5 J K−1 mol−1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology