Chemistry Vocabulary

What is the smallest particle of an element that still has all the properties of that element?

• Matter

• Atom

• Nucleus

• Proton

Tags

NGSS.MS-PS1-1

Which particle is part of the nucleus of an atom and has a positive charge?

• Proton

• Neutron

• Electron

• Matter

What is the number of protons in the nucleus of an atom called?

• Atomic number

• Valence Electron

• Compound

• Element

What is a substance that cannot be broken down chemically into simpler substances and is made up of only one type of atom?

• Matter

• Atom

• Element

• Nucleus

What is a substance that is made of two or more elements that are chemically joined together and has properties different from those of the elements that make it up?

• Proton

• Neutron

• Electron

• Compound

Tags

NGSS.MS-PS1-1

What is the electron in an atom’s outermost shell or energy level called?

• Electron

• Valence Electron

• Proton

• Neutron

What is anything that has mass and takes up space?

• Proton

• Nucleus

• Atom

• Matter

Tags

NGSS.MS-PS1-5

What is the table in which elements are arranged in order of increasing atomic number called?

• Element

• Atomic Number

• Periodic Table

• Compound

What is the central part of an atom that is made of protons and neutrons?

• Nucleus

• Element

• Electron

• Neutron

What is a particle with no charge that is part of the nucleus of an atom?

• Element

• Proton

• Electron

• Neutron