Iodine in alcohol is known as
quick lime
tincture iodine
rectified spirit
None of these
Correct Answer :
B. tincture iodine
Related Questions
Which of the following is not a food material?
silicate
protein
fat
carbohydrate
Hard water does not lather well with soap because
it contains carbonates of calcium and magnesium
it contains sodium chloride
it is highly coloured
it contains suspended impurities
The compound or nitrogen used in dry cells is
ammonia
ammonium nitrate
ammonium chloride
ammonium nitrite
Which of the following is not a characteristic of potable water?
It must be free from suspended impurities
It must be free from harmful bacteria
It must contain traces of sodium bicarbonate
It must have a fishy odour
High temperature thermometers use
sodium amalgam
an alloy of sodium and potassium
silver amalgam
calcium amalgam
Bordeaux mixture contains
copper sulphate and water
copper sulphate, lime and water
thio-urea and lime
copper sulphate and thio-urea
Galvanising is coating Iron with
nickel
zinc
chromium
copper
The compounds produced by plants in the process of photosynthesis are
carbohydrates
proteins
salts
fats
Sulphur is readily soluble in
Water
Alcohol
Carbon-di-sulphide
Sodium chloride solution
Which of the following process involves removal of the elements of water?
Hydrolysis
Hydrogenation
Dehydration
Dehydrogenation
Lunar caustic is
calcium sulphate
ammonium chloride
caustic soda
silver nitrate
The compound of iron used in the manufacture of blue-black ink is
ferric chloride
ferric sulphate
ferric thiocyanate
ferrous sulphate
Methylated spirit is a mixture of
methyl alcohol and acetic acid
methyl alcohol and ethyl alcohol
ethyl alcohol and pyridine
methyl alcohol and pyridine
Cupellation is used in the purification of
Lead
Tin
Silver
Gold
Stainless steel contains steel and
manganese
vanadium
nickel
chromium
Which of the following biology laboratory?
Phenol
Benzaldehyde
Formaldehyde
Acetic acid
Which of the following is not a physical change?
Distillation of water
Action of heat on potassium chlorate
Powdering of glass
Burning of an electric lamp
Ascorbic acid is the chemical name for
Vitamin B6
Vitamin C
Vitamin K
Vitamin D
The most abundant noble gas present in air is
neon
argon
helium
krypton
Which of the following act a both u oxidising and reducing agent?
nitric acid
ammonia
nitrous acid
nitrogen peroxide
Brine is a solution of
sodium chloride in water
iodine in alcohol
sulphur in carbon disulphide
Potassium iodide in water
An example of stimulant fertilizer is
gypsum
urea
potassium nitrate
ammonium phosphate
Iodine in alcohol is known as
quick lime
tincture iodine
rectified spirit
None of these
Heavy water was discovered by
TW Richards
FW Aston
Stas
Urey
Fructose is also called
dextrose
fruit sugar
beet sugar
blood sugar
Annealing of glass is carried out by
rapid cooling
rapid heating
slow cooling
slow heating
The discoverer of chloroform was
Liebig
Pasteur
Bunsen
Erlenmeyer
Lead pencils contain
white lead
graphite
red lead
coke
Carbogen is used in
CO2 poisoning
CO poisoning
phosgene poisoning
anesthesia
The process that takes place in the atom bomb is
nuclear' fusion
radioactive disintegration
nuclear fission
chemical decomposition