Statement 1: The standard electrode potential of the system Mg2+ | Mg can be measured with respect to hydrogen electrode.
Statement 2: The standard electrode potential for hydrogen electrode is zero.

1. Statement 1 is true, statement 2 is false.
2. Statement 1 is false, statement 1 is true.
3. Both statements are true.
4. Both statements are false.
Subtopic:  Electrode & Electrode Potential |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

Assertion(A): Copper sulphate solutions can be store in a zinc pot.
Reason(R): Zinc is more reactive than copper. 
1. Both assertion and reason are true, and reason is the correct explanation of the assertion.

2. Both assertion and reason are true, but reason is not the correct explanation of the assertion.

3. Assertion is true but reason is false.

4. Assertion is false but reason is true.
Subtopic:  Electrochemical Series |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

Substances that can oxidise ferrous ions under suitable conditions among the following is-
(Given: \(E_{Fe^{2+}/Fe^{+3}}^{o}\)=−0.77 V, \(E_{F_{2}/F^{-}}^{o}\)=2.87 V, \(E_{Cl_{2}/Cl^{-}}^{o}\) = 1.36 V, \(E_{O_{2}/H_{2}O}^{o}\) = 1.23V)

1. F2
2. Cl2
3. O2
4. All of the above
 
Subtopic:  Electrochemical Series |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The potential of hydrogen electrode in contact with a solution with pH =10, is -


1. −0.0591 V
2. −5.91 V
2. 0.0591 V
4. −0.591 V
Subtopic:  Relation between Emf, G, Kc & pH |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The emf of the cell in which the following reaction takes place is-

Ni(s)+2Ag+(0.002 M) →Ni2+(0.160 M) + 2Ag(s)
( Given that \(E_{cell}^{o}\)= 1.05 V)

1. Ecell= 9.14 V
2. Ecell= 0.0914 V
3. Ecell= 0.00914 V
4. Ecell= 0.914 V

Subtopic:  Nernst Equation |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The cell in which the following reactions occurs:

2Fe3+(aq)+2I-(aq)→2Fe2+(aq)+I2(s) has \(E_{cell}^{o}\)= 0.236 V at 298 K.

The standard Gibbs energy of the cell reaction is -

1.   41.14 kJ mol−1
2.   45.54 kJ mol−1
3. −49.94 kJ mol−1
4. −45.54 kJ mol−1

 

Subtopic:  Relation between Emf, G, Kc & pH |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

Assertion(A): The conductivity of a solution decreases with dilution.
Reason(R): Conductivity of a solution depends on the number of ions and the number of ions
decreases when the solution is diluted.

1. Both assertion and reason are true, and the reason is the correct explanation of the assertion.

2. Both assertion and reason are true, but the reason is not the correct explanation of the assertion.

3. Assertion is true but reason is false.

4. Assertion is false but reason is true.
Subtopic:  Conductance & Conductivity |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The molar conductivity of 0.025 mol L−1 methanoic acid is 46.1 S cm2 mol−1.

The dissociation constant of methanoic acid is-

 Given λ°(H+)= 349.6 S cm2 mol−1 and λ°(HCOO) = 54.6 S cm2 mol

1. \(1.27×10^{-4}mol ~L^{−1}\)
2. \(5.17×10^{-5}mol ~L^{−1}\)
3. \(3.67×10^{-4}mol ~L^{−1}\)
4. \(4.87×10^{-5}mol ~L^{−1}\)

Subtopic:   Kohlrausch Law & Cell Constant |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The number of electrons flow through the wire when a current of 0.5 ampere flows through a metallic wire for 2 hours, is-

1. \(6.25×10^{22}\)
2. \(2.25×10^{22}\)
3 \(8.25×10^{22}\)
4. \(4.25×10^{22}\)

Subtopic:  Faraday’s Law of Electrolysis |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology

The metals among the following that can be  extracted electrolytically is -
1. K
2. Na
3. Al
4. All of the above

 

Subtopic:  Electrochemical Series |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot

NEET MCQ Books for 11th Physics, Chemistry & Biology