A. Molecule
B. Atom
C. Ion
D. Compound
Answer: Atom
What is the smallest unit of matter?
Additional Information: An atom is the smallest unit of matter that retains the properties of an element.
Subjects: Science and Technology, General Knowledge
A. Molecule
B. Atom
C. Ion
D. Compound
Answer: Atom
Additional Information: An atom is the smallest unit of matter that retains the properties of an element.
Subjects: Science and Technology, General Knowledge