A - Z
A + Z
Z
A
A. A - Z
mercaptans
propylene
carbon disulphide
phosgene
iron with very low percentage of carbon
iron with high percentage of carbon
iron and chromium
iron and manganese
phenol
washing soda
absolute alcohol
vinegar
gold
zinc
tin
molybdenum
conc. H2SO4
conc. HCl
conc. HNO3
acetic acid
a basic salt
an acid salt
a double salt
a normal salt
charcoal
bleaching powder
chlorine
carbolic acid
Dalton
Cavendish
Avogadro
Berzelius
acetamide phenol
malonyl urea
aminosalicylic acid
acetyl salicylic acid
red phosphorus and oxygen
white phosphorus and oxygen
carbon monoxide and chlorine
carbon dioxide and chlorine
sodium bicarbonate
sodium carbonate
carbonic acid
sodium hydroxide
atomic number
valency
atomic mass
atomic radius
manganese
copper
potassium
plumbum
an anaesthetic
a psychedelic drug
an antipyretic
an antibiotic
acid fumes
sodium bicarbonate
carbon dioxide
sodium carbonate
6.023 x 1022
1 x 10-14
cl 6.056 x 10-6
6.023 x 1023
nervous disorders
heart diseases
anaemia
impairment of vision
calcium
sodium
magnesium
potassium
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
streptomycin
terramycin
aureomycin
codein
nitric acid
ammonia
nitrous acid
nitrogen peroxide
ethyl alcohol
chloroform
oxygen
methyl alcohol
1 and 3
2 and 3
1, 2 and 4
1, 2, 3 and 4
evaporation
using a magnet
sublimation
sedimentation
Rusting of iron
Burning of magnesium
Sublimation of iodine
Electrolysis of water
nickel
copper
sulphur
graphite
Aluminium
Silver
Copper
Magnesium
carbon disulphide
carbon tetrachloride
phosgene
chloroform
lead chloride
mercurous chloride
mercuric chloride
calcium sulphate
Activated charcoal
Anthracite coal
Diamond
Graphite