Is Sulphuric Acid an Oxidising or Reducing Agent?

Sulphuric acid acts as an acid, an oxidising agent and as a dehydrating agent.

Is sulfuric acid reducing agent?

The oxidation state of sulphur in sulphurous acid (H2SO3) is +4 and hence, it can go to higher oxidation state +6 . Therefore, it can act as reducing agent. Was this answer helpful?

Why sulphuric acid is a oxidising agent?

H2SO4 be aves as an oxidising agent because cone. H2SO4 whes hated decomposes to give nascent oxygen which acts as a strong oxidising agent.

Which acid is oxidizing and reducing agent?

Common Oxidizing Agents and Reducing Agents

The permanganate ion removes electrons from oxalic acid molecules and thereby oxidizes the oxalic acid. Thus, the MnO₄^– ion acts as an oxidizing agent in this reaction. Oxalic acid, on the other hand, is a reducing agent in this reaction.

Why H2SO4 is Cannot act as a reducing agent?

Sulphur cannot increase its oxidation number beyond +6.

Which acids are oxidizing agents?

Oxidizing acids dissociate to give anions that do act as oxidants. They possess a pKa value below -2, or a pH value less than 2. Sulfuric acid, nitric acid, perchloric acid, chlorosulfonic acid, chloric acid, nitrosulfuric acid, selenic acid.

Which is strong oxidising agent H2SO4 or hno3?

HNO₃ is a stronger oxidising agent.

Is SO2 a reducing agent?

15(i) SO2 is reducing agent because it has empty d-orbital, which can expand its oxidation state from the + 4 to the +6 oxidation state Te acts as an oxidising agent because it is a heavy element and so because of the inert pair effect, the lower oxidation state is more stable ii) Because of the absence of d-orbital in …

Which acids are reducing agents?

Examples of substances that are commonly reducing agents include the Earth metals, formic acid, oxalic acid, and sulfite compounds. In their pre-reaction states, reducers have extra electrons (that is, they are by themselves reduced) and oxidizers lack electrons (that is, they are by themselves oxidized).

How do you identify oxidizing and reducing agents?

Examples of substances that are commonly reducing agents include the Earth metals, formic acid, oxalic acid, and sulfite compounds. In their pre-reaction states, reducers have extra electrons (that is, they are by themselves reduced) and oxidizers lack electrons (that is, they are by themselves oxidized).

Which is the best reducing agent?

Due to the smallest standard reduction potential, lithium is the strongest reduction agent. It decreases another substance when something is oxidized, becoming a reduction agent. Lithium is, therefore, the most powerful reducing agent.

References:

1. https://www.toppr.com/ask/question/why-sulphurous-acid-acts-as-a-reducing-agent/
2. https://www.doubtnut.com/pcmb-questions/give-a-reason-why-concentrated-and-not-dil-h2so4-behave-as-an-oxidising-and-dehydrating-agent-126131
3. https://chemed.chem.purdue.edu/genchem/topicreview/bp/ch19/oxred_3.php
4. https://www.toppr.com/ask/question/h2so4-cannot-act-as-reducing-agent/
5. https://cameochemicals.noaa.gov/react/2
6. https://www.meritnation.com/ask-answer/question/which-isa-strong-oxidising-agent-hno3-or-h2so4-please-answer/metals-and-non-metals/3217486
7. http://www.poornima.edu.in/wp-content/uploads/2014/Images/PDF/CBSE_Papers/Chemistry_CBSE_2016_SET_01.pdf
8. https://en.wikipedia.org/wiki/Reducing_agent
9. https://www.youtube.com/watch?v=HFgcCTCj1J4
10. https://byjus.com/chemistry/reducing-agent/