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K2Cr2O7 + S → Cr2O3 + K2SO4 | Equation Balance

K2Cr2O7 | Potassium dichromate; Potassium bichromate; Dichromic acid dipotassium salt | solid + S | sulfur | solid = Cr2O3 | chromium(iii) oxide | solid + K2SO4 | potassium sulfate | solid | Temperature: temperature, Other Condition excess chlorine

Detailed information about the equation

Reaction conditions when applied K2Cr2O7 + S

  • Catalyst: not available
  • Temperature: 800 - 1000
  • Pressure: normal
  • Other conditions: not available

Reaction process K2Cr2O7 + S

Process: S reacts with sodium dichromate

Note: not available

The result of the reaction K2Cr2O7 + S

The phenomenon: Yellow color of sunfur (S) gets decolored and dark green precipitate of chrome III oxide (Cr2O3) appears

Detailed information on the reactants

Information about K2Cr2O7 (Potassium dichromate; Potassium bichromate; Dichromic acid dipotassium salt)

  • Atomic weight: 294.1846
  • Color: updating
  • Status: updating

Information about S (sulfur)

  • Atomic weight: 32.0650
  • Color: vàng chanh
  • Status: chất rắn

Detailed information about the products of the reaction

Information about Cr2O3 (chromium(iii) oxide)

  • Atomic weight: 151.9904
  • Color: dạng tinh thể màu đen ánh kim; dạng vô định hình là chất bột màu lục thẫm
  • Status: chất rắn dạng tinh thể hoặc bột vô định hình

Information about K2SO4 (potassium sulfate)

  • Atomic weight: 174.2592
  • Color: màu trắng
  • Status: Chất rắn kết tinh

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The equations for preparation K2Cr2O7

View all preparation equations K2Cr2O7

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