chemistry vocabulary

The basic unit of a chemical element

• Atom
• Proton
• Element
• Ductile

Tags

NGSS.MS-PS1-1

The positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.

• Nucleus
• Non-metal
• Proton
• Corrosion 

Tags

NGSS.HS-PS1-8

A subatomic particle of about the same mass as a proton but WITHOUT an electric charge, present in all atomic nuclei except those of ordinary hydrogen.

• Neutron
• Nucleus
• Proton
• Atom

Tags

NGSS.HS-PS1-8

A stable subatomic particle occurring in all atomic nuclei, with a POSITIVE electric charge equal in magnitude to that of an electron, but of opposite sign. 

• Neutron
• Proton
• Period
• Luster

A stable subatomic particle with a charge of NEGATIVE electricity, found in all atoms and acting as the primary carrier of electricity in solids.

• Electron
• Proton
• Neutron
• Nucleus

The number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.

• Atomic number
• Mass number
• Group/Family
• Reactivity

The total number of protons and neutrons in a nucleus.

• Mass Number
• Atomic Number
• Group/Family
• Nucleus

Each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter.

• Element
• Atom
• Non-metal
• Chemical Symbol

A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.

• Periodic Table
• Chemical Symbol
• Period
• Conductivity

Tags

NGSS.HS-PS1-1

The name given to a horizontal row of the periodic table. The periodic table has seven. 

• Period
• Group/Family
• Magnetism
• Molecule