Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
C. Nitrogen pentoxide
Quartz and mica
Sand and salt
Sand and silicates
None of these
1H1
1H2
6C12
8O16
permeable
semipermeable
selectively permeable
impermeable
Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
2CaSO4, H2O
CaSO4
CaSO4, 2H2O
2CaSO4, 4H2O
It burns in air to form water
It supports combustion
It readily combines with fluorine and chlorine
It combines with almost all metals forming hydrides
Carbon Monoxide
Phosgene
Phosphine
None of these
A piece of iron that is not a permanent magnet
The north pole of another permanent magnet
A positively charged glass rod
A negatively charged rubber rod
Increases
Remains unaltered
Drops sharply
Decreases
Sodium
Cerium
Francium
Lithium
Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
Coulomb
Hum
Cycles
Decible
Calcium, magnesium and iron
Magnesium, Calcium and tin
Magnesium, tin and iron
Iron, tin and calcium
The varying amount of sunspot activity
The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
The earth's orbit around the sun as an exlipse rather than a circle
The rotation of during a 24-hour day
an AND circuit
an OR circuit
a high-pass filter
a NOR circuit
Silver
Magnesium
Platinium
Mercury
Conversion of nitrogen to nitric acid.
Production of nitrogen from air
Convert the atmospheric nitrogen to effective nitrogen compound.
Liquifaction of nitrogen
Amphibian
Shark
Bony fish
Mammal
Carbon dioxide
Hydrogen Sulphide
Oxygen
Nitrogen
Adhesives
Detergents
Insecticides
Moth repellants
Calamine
Calcite
Galena
Bauxite
0°C
-4°C
100°C
4°C
the sun comes in between the moon and the earth
the moon comes in between the sun and the earth
the earth comes in the between the sun and the moon
None of the above
amylase
lipase
carboxypeptidase
carbonic anhydrase
Soil erosion
Soil wash
Silting of soil
Soil creep
styrene
methane
ethylene
acetylene
Deep Green
Violet
Prussian Blue
Yellow
autogamy
entomophily
anemophily
ornithophily
Carbamide
Chloroetane
Aneurin
None of these
Pyrex glass
Soft glass
Flint glass
Jena glass