homogeneous, sulphates
heterogeneous, nitrates
heterogeneous, carbonates
homogeneous, silicates
D. homogeneous, silicates
phenol
TNT
picric acid
iodoform
an oxidation process
a reduction process
a physical change
an electro-chemical process
A
C
B12
B1
tuberculosis
cancer
typhoid
malaria
nitric acid
ammonia
nitrous acid
nitrogen peroxide
manganese dioxide
bauxite
animal charcoal
quicklime
acid fumes
sodium bicarbonate
carbon dioxide
sodium carbonate
malathion
parathion
zinc phosphide
diuron
Aluminium
Silver
Copper
Magnesium
a deliquescent substance
an efflorescent substance
a hygroscopic substance
a dehydrating substance
Water
Alcohol
Carbon-di-sulphide
Sodium chloride solution
nitrogen
nitric oxide
nitrogen peroxide
nitrous oxide
sodium amalgam
an alloy of sodium and potassium
silver amalgam
calcium amalgam
carbon disulphide
carbon tetrachloride
phosgene
chloroform
tine
magnesium
zinc
copper
sodium hydroxide
sodium carbonate
sodium bicarbonate
potassium chloride
50% water
10% water
70% water
20% water
increases the atomic mass of the atom
decreases the atomic mass of the atom
increases the charge on the nucleus
decreases the charge on the nucleus
adrenalin
glucagon
epinephrin
thyroxin
chlorine
mercury
water
iodine
Lead
Tin
Silver
Gold
sucrose
glucose
fructose
a mixture of glucose and fructose
conc. H2SO4
conc. HCl
conc. HNO3
acetic acid
whooping cough
tetanus
diphtheria
All the three
tongue inflammation
pellagra
night blindness
anaemia
Petrol
Kerosene
Hydrazine
Alcohol
Baking soda
Milk
Chloroform
Copper wire
wood charcoal
animal charcoal
coconut charcoal
lamp black
a cupel
a long narrow chamber
an open furnace
a closed furnace
ferric chloride
ferric sulphate
ferric thiocyanate
ferrous sulphate