Question

1.
is the smallest unit of an element that retains all the chemical proper
of the element
A Atom
B. Neutron
C. Electron
D. Proton​

Answer 1

Answer:

Answer is (A)

Explanation:

The smallest unit of an element that retains all of the properties of that element is an atom. But, atoms themselves contain many subatomic particles, the three most important of which are protons, neutrons, and electrons.

Answer 2

Answer:

atom is the smallest unit of an element that retains all the chemical proper.