Question

which of the following is not a mixture
a. Air
b. Milk
c. Petroleum
d. Glucose​

Answer 1

Answer:

Milk is not a mixture.

Answer 2

Given:

Which of the following is not a mixture

a. Air

b. Milk

c. Petroleum

d. Glucose​

To Find:

Find which one of the given options is not a mixture.

Solution:

Air: Air is the invisible gaseous substance surrounding the earth. It is a mixture of gases (Nitrogen, Oxygen, Carbon dioxide at more gases).

Milk: Milk is a mixture of water, solids( proteins and carbohydrates), fats.

Petroleum: Petroleum is a mixture of various types of hydrocarbons(paraffin or alkanes, cycloalkanes, aromatic hydrocarbons, and more).

Glucose: Glucose is not a mixture as it is a monosaccharide containing six carbon atoms.

Therefore, Glucose is not a mixture.

Hence, the correct option is glucose.