Question:
How many Coulombs are required to oxidise 0.1 mole of H2O to oxygen?
How many Coulombs are required to oxidise 0.1 mole of H2O to oxygen?
Updated On: Apr 26, 2024
- 1.93×105 C
- 1.93×104 C
- 3.86×104 C
- 9.65×103 C
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct answer is Option (B) : 1.93×104 C
Was this answer helpful?
0
0
Top Questions on Redox reactions
- Which of the following is a redox reaction, but not a combination reaction?
- CBSE Class X - 2024
- Science
- Redox reactions
- Identify the correct statement about the following reaction:
2H2S + SO2 → 2H2O + S- CBSE Class X - 2024
- Science
- Redox reactions
- MnO2 + 4HCl → MnCl2 + 2H2O + Cl2
The reaction given above is a redox reaction because in this case:- CBSE Class X - 2024
- Science
- Redox reactions
- The oxidation states not shown by Mn in the given reaction is:
\( 3MnO_4^{2-} + 4H^+ \rightarrow 2MnO_4^- + MnO_2 + 2H_2O \)
A. +6
B. +2
C. +4
D. +7
E. +3
Choose the most appropriate answer from the options given below:- NEET (UG) - 2024
- Chemistry
- Redox reactions
- Which of the following set of ions act as oxidising agents?
- NEET (UG) - 2024
- Chemistry
- Redox reactions
View More Questions
Questions Asked in KCET exam
- The speed of sound in an ideal gas at a given temperature T is v. The rms speed of gas molecules at that temperature is vrms. The ratio of the velocities v and vrms for helium and oxygen gases are X and X' respectively. Then \(\frac{X}{X'}\) is equal to
- KCET - 2023
- Thermodynamics
- If \(p(\frac{1}{q}+\frac{1}{r}),q(\frac{1}{r}+\frac{1}{p}),r(\frac{1}{p}+\frac{1}{q})\) are in A.P., then p, q, r
- KCET - 2023
- Arithmetic Progression
- A stretched wire of a material whose Young's modulus Y = 2 × 1011 Nm-2 has Poisson's ratio of 0.25. Its lateral strain εl = 10-3. The elastic energy density of the wire is
- KCET - 2023
- mechanical properties of solids
- A metallic rod of length 1 m held along east-west direction is allowed to fall down freely. Given horizontal component of earth’s magnetic field BH = 3 × 10-5 T. The emf induced in the rod at an instant t = 2s after it is released is ( Take g = 10 ms-2 )
- KCET - 2023
- Faradays laws of induction
- A 60 W source emits monochromatic light of wavelength 662.5 nm. The number of photons emitted per second is
- KCET - 2023
- Quantum Physics
View More Questions