What is smallest identifiable unit of a substance ?
Atom
Molecule
Kilograms
Milligram
Texture of a material can be felt by:
By looking at it
By touching it
By breaking it
By cooling it
Among the following, which one has the highest rate of diffusion?
Solids
Liquids
Gases
Both a and b
Those substance through which we can see partially are called:
Translucent
Transparent
Opaque
Incadescent
Select the good conductor of electricity.
Wood
Plastic
Air
Iron
The material through which no light can pass through are:
Opaque materials
Transparent materials
Translucent materials
Hard materials
Substances through which we can see clearly are called:
Choose the correct statement .
The intermolecular attraction between molecules of a liquid is less than in a solid .
The intermolecular attraction between molecules of liquid is more than in a solid.
The inter molecular attraction between molecules of liquids and solids are same .
All the above statements are false .
Liquids which do not dissolve in one another ,when mixed are called:
Soluble liquid
Non soluble liquids
Miscible liquid
Non -miscible liquid
What is matter ?
Anything that occupies space and has mass
Anything that occupies space and has volume
Anything has weight only
Anything that has volume only .