ammonia
ammonium nitrate
ammonium chloride
ammonium nitrite
C. ammonium chloride
an oxidation process
a reduction process
a physical change
an electro-chemical process
calcium carbonate
sodium carbonate
magnesium sulphate
ferric chloride
Moissan
Davy
Faraday
Marie Curie
Thiokol
Drikold
Perhydrol
Mannitol
dehydration
oxidation
reduction
dehydrogenation
Bronze
Brass
Solder
Gun metal
it is an allotrope of carbon
it gives CO2 on heating
it contains free electrons
it is oxidised to graphitic acid
Fe and C
Mn and C
Fe and Mn
Fe, Mn and C
oxidise ammonia to nitrates
convert nitrogen into ammonia
oxidise ammonia to free nitrogen
oxidise ammonia to oxides of nitrogen
Carbon disulphide
Chloroform
Carbon tetrachloride
Methylene chloride
shaking with caustic soda solution
shaking with water
fractional distillation of liquid air
passing air over heated magnesium
Protons
Neutrons
Electrons
Protons and electrons
to make air a moderate supporter of combustion
to maintain the density of air constant
to prevent the hydrogen in air from exploding
to reduce the poisonous nature of ozone in air
evaporation
sublimation
using a separating funnel
fractional distillation
sodium bicarbonate
sodium carbonate
carbonic acid
sodium hydroxide
acetone
ether
acetic acid
methyl salicylate
vitamin C
vitamin B2
vitamin A
vitamin E
isobars
isotopes
isomorphs
isomers
Lead
Tin
Silver
Gold
Gasoline
Benzoline
Kerosene
Petroleum ether
a deliquescent substance
an efflorescent substance
a hygroscopic substance
a dehydrating substance
conc. H2SO4
conc. HCl
conc. HNO3
acetic acid
aldehydes
alkenes
amino acids
alkynes
chlorine
carbon monoxide
sulphur dioxide
o-cresol
nitrates
nitrites
hyponitrates
nitrides
hydrochloric acid
citric acid
tartaric acid
acetic acid
as a drying agent
as a refrigerant
as an antiseptic
as a bleaching agent
Europeans
Egyptians
Asians
Americans
lead chloride
mercurous chloride
mercuric chloride
calcium sulphate
tongue inflammation
pellagra
night blindness
anaemia