The smallest bits of matter that exist without undergoing chemical change are atoms. Atoms consist of a nucleus made of protons and neutrons, surrounded by electrons. While atoms can bond to form molecules, they retain their individual properties and identity in their elemental form. When discussing subatomic particles, protons, neutrons, and electrons are the fundamental components of atoms and are not considered chemical entities themselves.
A chemical change involve a change of composition.
Atoms are the smallest unit of an element because they are composed of protons, neutrons, and electrons, which are fundamental particles that cannot be divided further without losing the chemical properties of the element. Atoms are also the smallest unit of matter because they are the building blocks of all chemical elements and cannot be broken down into smaller units without changing the identity of the substance.
A physical change is different than a chemical change, because in a physical change, the composition of the matter did not change. While in a chemical change, the composition of the matter did change.SO basically, the composition of the matter does not change is the difference between a physical change and a chemical change.yes
A physical change is different than a chemical change, because in a physical change, the composition of the matter did not change. While in a chemical change, the composition of the matter did change.SO basically, the composition of the matter does not change is the difference between a physical change and a chemical change.yes
A change in some properties of matter without forming a different kind of matter is called a physical change. This can involve changes in state, shape, size, or appearance of the substance, but the chemical composition remains the same.
A change of matter from one form to another without a change in chemical properties is a physical change.
A change of matter from one form to another without a change in chemical properties is a physical change.
Chemical change
physical change
The smallest unit of a chemical element is the iron.
The smallest part of matter that retains its own chemical properties is called a(n) _______.
Expansion is a physical change because it involves a change in the state or size of matter without altering its chemical composition.
This smallest unit of matter is the atom.
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A chemical change involve a change of composition.
An atom is the smallest particle in matter with unique chemical properties. Each element is characterized by the number of protons in its nucleus, which determines its chemical behavior.
An atom.