Question

which of the following is compound.
(a) air
(b)milk
(c) Iodine
(D) water
Don't post wrong answer otherwise I delete your answer.​

Answer 1

Explanation:

air is the correct answer beacause it atoms are free

Answer 2

(D) Water is a compound.

Explanation for the answer:

• A compound is a substance which consists of atoms or ions of two or more different elements in a definite proportions which are joined together by chemical bonds into a molecule.
• Water is a compound.
• It is a compound because it is made up of two elements i.e an oxygen atom and a hydrogen atom.
• It consists of two hydrogen atoms and one oxygen atom.
• Hence, the correct answer among all the options is option (D) water.

Explanation for the incorrect options:

• Air, Milk and Iodine are the examples of mixtures.

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