Aluminium
Magnesium
Sodium
Caesium
An egg sinks in soft water but floats in a concentrated solution of salt as
An electric kettle takes 4A current at 220 V. How much time will it take to boil 1 Kg of water from temperature 20°C? The temperature of boiling water is 100°C
An electromagnetic wave of frequency v = 3.0 MHz passes from vacum into a dielectric medium with permittivity ε = 4.0 Then :
An Element Atomic number 17 and Mass number 36, then number of neutrons present in it
An element with atomic number 36 belongs to the
An emulsifier is an agent which
An emulsion is a colloid of a
An eudiometer measures
An example of heterocyclic compound is
An example of major air pollutant is
