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How do you balance oxidation reduction reactions in acidic solutions?

Acidic Conditions

  1. Solution.
  2. Step 1: Separate the half-reactions.
  3. Step 2: Balance elements other than O and H.
  4. Step 3: Add H2O to balance oxygen.
  5. Step 4: Balance hydrogen by adding protons (H+).
  6. Step 5: Balance the charge of each equation with electrons.
  7. Step 6: Scale the reactions so that the electrons are equal.

What will be the balanced equation in acidic medium for the given reaction?

D. Cr2O2−7(aq)+6SO2(g)+7H+(aq)→2Cr3+(aq)+6SO42−(aq)+7H2O(l) Hint: To balance a redox reaction is more complex than balancing standard reactions. Firstly we have to write separate half reactions then we should balance all the elements in the equation except oxygen and hydrogen.

Which acid can dissolve diamond?

Aqua regia

Names
Solubility in water Miscible
Vapor pressure 21 mbar
Hazards
NFPA 704 (fire diamond) 3 0 0 OX

Are all acid corrosive?

Acids are, in general, corrosive substances and cause the destruction of surfaces of many materials. However, not all acids are corrosive in nature. However, dilute sulfuric acid may be weak enough to not cause corrosion. Also, note that corrosion is also a property of the material being exposed to a corrosive agent.

What are corrosive liquids?

Bromine, sodium hydroxide, sulfuric acid and hydrogen peroxide are examples of highly corrosive liquids. See Chemical-Specfic Protocols for specific corrosive liquids such as Hydrofluoric Acid and Phenol.

What is the sign of danger?

The skull-and-crossbones symbol, consisting of a human skull and two bones crossed together behind the skull, is today generally used as a warning of danger of death, particularly in regard to poisonous substances….Poison symbol.

Hazard symbol
In Unicode U+2620 ☠ SKULL AND CROSSBONES (HTML ☠ )