Question

Read the statements given below, and identify the correct option.
Statement 1: Air, lemonade, and milk are mixtures.
Statement 2: Copper, aluminium, and iron are elements.

• A. Both statement 1 and statement 2 are correct.
• B. Both statement 1 and statement 2 are incorrect.
• C. Statement 1 is correct, but statement 2 is incorrect.
• D. Statement 2 is correct, but statement 1 is incorrect.

Answer 1

The correct option is A Both statement 1 and statement 2 are correct.

Mixture is a combination of two or more different substances in an indefinite proportion. Its components can be separated by simple physical means.
Air, lemonade, and milk are mixtures as the primary constituents include:
Air - Nitrogen, oxygen, water vapour, carbon dioxide
Lemonade - Lemon juice, water, sugar
Milk - Water, fats, minerals, proteins
The substances consisting of only one kind of atoms or molecules are termed as pure substances. These are classified as elements and compounds. Copper, aluminium, and iron are elements as they contain only one type of atoms.