Glass, egg, soap, crude oil (petroleum), plastics. Which are compound and which are mixture?

Question

element -- oxygen, iron, sulphur........
compound -- water, salt, carbon dioxide........
mixture -- salt solution, air, soil.........

(This is what I've known, but how about glass, egg, soap......?)

Answer 1

compounds ~ only formed when 2 or more types of elements combine chemically, the components of a compound cannot be seperated physically, for example, by using heating and electrolysis

mixtures ~ is made up of 2 or more substances combined physically such as juice


glass is a mixture of sodium carbonate, calsium carbonate, silican
egg is a compound
soap is a mixture of oil and salt
petroluem is a mixture

Answer 2

Glass - Mixture
Egg - Compound
Petroleum - Mixture
Soap - Mixture
Plastics - Mixture

Answer 3

mixtures: glass, egg, soap, crude oil, plastics.
these all have a mixture of compounds& elements
which makes them mixtures.