Density is very low in
Solid
Liquid
Gas
Plasma
In which the molecules only vibrate about their mean position
Stone
Water vapor
Ink
Fluid
Sound travel fastest in
Water
Which of the following is suitable for gas is
The movement of particle is restricted.
The molecules are far apart
The molecules are very closer
None of these
Who suggested each element composed of atom
Rutherford
Lavoisier
Faraday
Dalton
Which of the following is applicable to a liquid.
There is very strong molecular interaction.
There is moderate molecular interaction and rigidity.
There is moderate molecular interaction and fluidity.
There is no molecular aria action but fluidity.
A special group of non-metals that do not react chemically is _______
Petroleum gas
Noble gas
Methane gas
Coal gas
Which of the following is a liquid metal?
Zinc
Copper
Mercury
Potassium
Which of the following is the hardest one?
Diamond
Fallerene
Graphite
Lamp black
Matter which can flow freely is
Element
Matter
Atom
