Click here to visit Main Content
TGHS3: Practical notes topic M
Page Name of Video Clip Notes
M2.1 Ammonia and hydrogen chloride Uses 'gas bag' - see note
M3.1 Calcium and water An excess of water was used in order to control the rise in temperature, and so avoid the possibility of igniting the hydrogen.
Uses 'gas bag' - see note
M4.1 Magnesium and oxygen A number of video clips refers to 'oxygen', when decribing activities involving a reaction with air (effectively 'dilute oxygen'). This video clip really does show the use of pure oxygen, and thus the reaction will be more vigorous and the flame will be much brighter.
Uses 'gas bag' - see note
M5.5 C02 beaker
Uses 'gas bag' - see note
M6.2 Copper carbonate Uses 'gas bag' - see note
Note that precipitated copper carbonate was used; this contains copper hydroxide. The video was edited to avoid showing the condensation that forms in the upper end of the test-tube.

CO2 tube

Uses 'gas bag' - see note

To return to the page of main content the note refers to, click on the page number in the table.
main content m2.1
main content m3.1
main content m4.1
main content m5.5
main content m6.2
main content m6.4
more info
tghs1: health safety
tghs2: notes
tghs3: notes
tghs4: notes
tghs5: notes
tghs6: notes
more info
  < prev | next >  
  user guide