carbohydrates
carbides
hydrocarbons
carbonyls
C. hydrocarbons
Polyethylene
Nylon
Terylene
Rayon
is unaffected by temperature variations
decreases with increase of temperature
increases with decrease of temperature
increases with increase of temperature
Sedimentation
Electrophoresis
Tyndall effect
Brownian movement
CaO
Ca(OH)2
NaOH
Na2CO3
evaporation
using a magnet
sublimation
sedimentation
vitamin C
vitamin B2
vitamin A
vitamin E
Baking soda
Milk
Chloroform
Copper wire
sodium amalgam
an alloy of sodium and potassium
silver amalgam
calcium amalgam
ferric chloride
ferric sulphate
ferric thiocyanate
ferrous sulphate
Liebig
Pasteur
Bunsen
Erlenmeyer
Lead
Tin
Zinc
Aluminium
a cupel
a long narrow chamber
an open furnace
a closed furnace
cotton
wool
cellulose
silk
Palladium
NaCI
KOH
Dilute H2SO4
Astatine
Francium
Tritium
Zirconium
Aluminium
Chromium
Nickel
Tungsten
rubbers
fibres
resins
sugars
acetic acid
chloroform
urea
methane
charcoal
bleaching powder
chlorine
carbolic acid
A mixture of potassium nitrate and carbon
A mixture of ammonium chloride and sodium nitrate
A mixture of potassium chlorate and manganese dioxide
A mixture of ammonium nitrate and charcoal
they may appear better
they can resist the action of acids and alkalies
they lose their brittleness
they can withstand temperature shocks
sulphur
phosphorus
iodine
bromine
Fe and C
Mn and C
Fe and Mn
Fe, Mn and C
calcium carbonate
sodium carbonate
magnesium sulphate
ferric chloride
dephlogisticated air
azote
inflammable air
marine acid air
painting
applying alkaline phosphate
applying soap water
galvanising
Arsenic
Barium
Benzene
Bitumen
streptomycin
terramycin
aureomycin
codein
rapid cooling
rapid heating
slow cooling
slow heating
Oxygen
Air
Hydrogen
Chlorine