Thermochemistry- Combustion of Cellulose Nitrate (Guncotton)

Combustion of Cellulose Nitrate (Guncotton)

Description: Previously prepared guncotton is ignited with a flame. The reaction is contrasted  with regular cotton.

Source: Shakhashiri, B.Z. Chemical Demonstrations: A Handbook for Teachers of Chemistry

Year: 1983 Vol: 1 Page: 43

Keywords: Combustion, Exothermic, Guncotton, Cellulose nitrate

Rating:

Hazard: Medium

  • Fire hazard
  • Explosion hazard
  • Mild toxicity hazard

Effectiveness: Excellent

  • Results are deeply engaging to audience
  • Experiment challenges preconceived concepts
  • Superior reliability
  • Strong effects are seen
  • Time to results is very low

Difficulty: Medium

  • Reaction at non-standard conditions
  • Simple procedures
  • Simple manipulations for most to perform
  • Use of reactive or flammable materials

Safety Precautions:

  • Eye protection required
  • Gloves required
  • Lab coat recommended
  • Use of flame resistant surface required
  • No flammable material near demo
  • Tongs required
  • ABC fire extinguisher on hand

Class: Nitrations, Addition Reactions

Divisions: General, Organic Chemistry

Home| General Chemistry Demos| Organic Chemistry Demos