What is H2CrO4? Important knowledge about H2CrO4.

1.1 Names
1.1.1 Common name: Chromic acid or Chromium(VI) acid
1.1.2 English name: Chromic acid

1.2. Atomic mass: 118.01 g/mol

1.3. Molecular structure: H₂CrO₄ consists of 2 Hydrogen atoms, 1 Chromium atom, and 4 Oxygen atoms.

1.4 Ion structure: H₂CrO₄ can ionize into H+ and CrO₄(₂-)

2.1 Physical properties of H₂CrO₄
State: Solid at room temperature.
Color: Red.
Smell: No particular smell.
PH level: FeCrO₄ + H₂ ->
Acid reaction [If available]: H₂CrO₄ + KOH -> K₂CrO₄ + H₂O
Non-metal reaction [If available]: H₂CrO₄ + H₂S -> Cr₂(SO₄)₃ + H₂O
Reaction with salt [If available]: H₂CrO₄ + NaCl -> Na₂CrO₄ + HCl

4.1 Laboratory preparation of H₂CrO₄: H₂CrO₄ can be prepared by reacting K₂Cr₂O₇ with a strong acid solution such as H₂SO₄ to produce H₂CrO₄.
4.2 Industrial preparation of H₂CrO₄: In industry, H₂CrO₄ is prepared by dissolving Cr₂O₃ in a strong acid solution.