Question

Q4: identify the mixture, element and compound from the following? Table salt, ice cream, blood, silicon, coca cola ,tin, zinc water, Sulphur ​

Answer 1

The mixture, element and compound from the following are :-

• Mixture :- Ice cream, Blood, Coca cola are mixtures among the following. These are mixtures because they are not formed in any proper ratio and aren't chemically combined.
• Elements :- Silicon, Tin, Zinc, Sulphur are elements among the following as they are pure substances and cannot be broken down into simpler units.
• Compund :- Table salt and water are compounds as they are pure substances which are chemically combined in a proper ratio and cannot be broken down by physical methods.

Answer 2

The mixtures are: ice cream, blood, coca cola

The elements are: tin, zinc, sulphur, silicon, table salt

The compound is: water

Explanation:

• A mixture is a material composed of two or more different chemicals that are not chemically bound to each other.  

• An element is a pure substance composed only of atoms, and all its nuclei have the same number of protons.

• A compound is a chemical substance composed of many identical molecules composed of atoms of multiple elements bonded by chemical bonds. Therefore, a molecule consisting of only one elemental atom is not a compound.