Ch 9 Vocab quiz

Which particle in an atom has no charge?

• Neutron

• Electron

• Proton

• Nucleus

Which particle in an atom has a positive charge?

• Nucleus

• Electron

• Neutron

• Proton

What is the dense center of an atom containing protons and neutrons?

• Neutron

• Nucleus

• Proton

• Electron

Which particle is responsible for electricity and chemical bonding?

• Electron

• Proton

• Neutron

• Nucleus

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the smallest unit of matter that retains the properties of an element?

• Electron

• Proton

• Atom

• Electron Cloud

What do you call an atom that has gained or lost electrons and has a charge?

• Electron

• Atom

• Ion

• Proton

What term describes an element that spontaneously emits radiation?

• Isotope

• Ion

• Nucleus

• Radioactive

Tags

NGSS.HS-PS1-8

What is the weighted average mass of the atoms in a naturally occurring element?

• Atomic Number

• Ion

• Average Atomic Mass

• Mass Number

What term describes the total number of protons and neutrons in an atom's nucleus?

• Mass Number

• Isotope

• Average Atomic Number

• Atomic Number

What is the region around the nucleus where electrons are likely to be found?

• Electron Cloud

• Isotope

• Ion

• Electron