In the following electrochemical cell - Zn - Zn2- - H- - H2 Pt Ecell - -cell- This will be when -

The correct options are A [Zn^2+] = [H^⊕] = 1 M and p_H_2 = 1 atm B [Zn^2+] = 0.01 M, [H^⊕ = 0.1 M , and p_H_2 = 1 atm Cell ...

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Faraday's First Law

In the follow...

Question

In the following electrochemical cell : $Z n | Z n^{2 +} | | H^{\oplus} | (H_{2}) P t$ $E_{c e l l} =_{c e l l}^{⊖}$ . This will be when :

[Z n^{2 +}] = [H^{\oplus}] = 1 M

and

p_{H_{2}} = 1 a t m

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[Z n^{2 +}] = 0.01 M, [H^{\oplus} = 0.1 M

, and

p_{H_{2}} = 1 a t m

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

[Z n^{2 +}] = 1 M, [H^{\oplus}] = 0.1 M

, and

p_{H_{2}} = 1 a t m

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None of the above

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P t | H_{2} (x a t m) | H^{\oplus} (p H = y) | | Z n^{2 +} (z M) | Z n

E_{c e l l}^{⊖} = E_{c e l l}

(P_{H_{2}} = 1 a t m s : [H^{'}] = 0.1 M]

25^{\circ} C

Below given are emf of three galvanic cells, represented by $E_{1}$ , $E_{2}$ and $E_{3}$ . Which of the following is true?

I. $Z n | Z n^{2 +} (1 M) | | C u^{2 +} (1 M) | C u$

II. $Z n | Z n^{2 +} (0.1 M) | | C u^{2 +} (1 M) | C u$

III. $Z n | Z n^{2 +} (1 M) | | C u^{2 +} (0.1 M) | C u$

E_{1}, E_{2}

E_{3}

Z n | Z n^{2 +} (1 M) | | C u^{2 +} (1 M) | C u

Z n | Z n^{2 +} (0.1 M) | | C u^{2 +} (1 M) | C u

Z n | Z n^{2 +} (1 M) | | C u^{2 +} (0.1 M) | C u

25^{o} C

Z n | Z n^{2 +} (0.6 M) | | H^{+} (1.2 M) | H_{2} (g, 1 a t m) | P t

E_{Z n}^{o} = - 0.763 V

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