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4HCl + MnO2 → Cl2 + 2H2O + MnCl2 | , Phản ứng oxi-hoá khử

HCl | hydrogen chloride | solid + MnO2 | manganese dioxide | solid = Cl2 | chlorine | solid + H2O | water | solid + MnCl2 | manganese(ii) chloride | solid | Temperature: temperature, Other Condition excess chlorine

Detailed information about the equation

Reaction conditions when applied HCl + MnO2

  • Catalyst: not available
  • Temperature: temperature
  • Pressure: normal
  • Other conditions: not available

Reaction process HCl + MnO2

Process: updating...

Note: The method is used to prepare chlorine gas in laboratories. Chlorine gas is produced by letting concentrated hydrochloric acid react with strongly oxidating substances MnO2.

The result of the reaction HCl + MnO2

The phenomenon: Black solid of MnO2 dissolves gradually and yellow and green chlorine gas (Cl2) appears, forming bubbles

Detailed information on the reactants

Information about HCl (hydrogen chloride)

  • Atomic weight: 36.4609
  • Color: trong suốt
  • Status: Chất lỏng

Information about MnO2 (manganese dioxide)

  • Atomic weight: 86.93685 ± 0.00060
  • Color: nâu-đen
  • Status: Chất rắn

Detailed information about the products of the reaction

Information about Cl2 (chlorine)

  • Atomic weight: 70.9060
  • Color: Vàng lục nhạt
  • Status: Thể khí

Information about H2O (water)

  • Atomic weight: 18.01528 ± 0.00044
  • Color: Không màu
  • Status: Lỏng

Information about MnCl2 (manganese(ii) chloride)

  • Atomic weight: 125.8440
  • Color: màu hồng
  • Status: Chất rắn

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The equations for preparation MnO2

View all preparation equations MnO2

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