Name one element, one compound and one mixture.

What is the general name of the materials which contain at least two pure substances and show the properties of their constituents?

“The properties of the product are different from those of the constituents”. State whether this statement best describes an element, a compound or a mixture.

What is the major difference between a solution and an ordinary mixture?

What name is given to those elements which are neither good conductors of electricity like copper nor insulators like sulphur?