1. You think probable to the atoms of chemical elements.
2. Al l atoms of the same chemical element have the same atomic number.
Is a pure substance such as an element. Remember elements can not be broken down further by chemical or physical processes.
An element is a pure substance that cannot be separated into simpler substances by physical or chemical means. Atoms are the smallest particles in which an element can be divided and still retain its properties.
It cannot be separated at all. It is an element.
Elements cannot be changed into simpler substances by chemical means. To change them into simpler particles, you need nuclear means.
These are the chemical elements.
An element cannot be separated into simpler substances by chemical means.
element
element
element
The substance is a compound, which forms chemical bonds that cannot be physically separated, but only by a chemical change.
An "element"
no ---------- Elements are atoms, which can be separated into smaller particles such as protons, neutrons, electrons, and quarks, but usually not by chemical processes.
Is a pure substance such as an element. Remember elements can not be broken down further by chemical or physical processes.
A chemical element.
An element is a pure substance that cannot be separated into simpler substances by physical or chemical means. Atoms are the smallest particles in which an element can be divided and still retain its properties.
An element.
A substance that can not be decomposed into simpler substance by a chemical or physical means is a chemical element.