Question

Smallest unit of an element is :
A. Compound 0
B. Mixture
C. Matter
D. Atom​

Answer 1

Answer:

Atom

Explanation:

1 .An atom is the smallest unit of matter that retains all of the chemical properties of an element. ...

2.An atom consists of two regions. ...

Answer 2

Answer:

atom option d is the correct answer to the question

please mark me as brainliest