The Atom and Periodic Table

Part of the atom within the nucleus with no charge.

• mass particle

• proton

• nucleus

• neutron

Tags

NGSS.MS-PS1-1

The number of electrons in an atom's outer energy shell.

• proton mass

• electron mass

• valence electrons

• electron configuration

Negatively charged particle in an atom.

• electron

• neutron

• nucleus

• proton

Tags

NGSS.MS-PS1-1

Middle part of the atom made of protons and neutrons with no charge.

• shells

• neutrons

• nucleus

• protons

Tags

NGSS.MS-PS1-1

What is the name for Group 1 on the chart?

• Alkaline Earth Metals

• Metalloids

• Alkali Metals

• Transition Metals

How do you get the mass of an atom?

• Add the protons and electrons

• use the mass of the neutrons

• Add the mass of the neutrons and electrons

• add the mass of protons and neutrons

Shows the number of electrons in each energy shell.

• base electrons

• valence electrons

• electron configuration

• energy shells

Tags

NGSS.MS-PS1-1

When all the atoms in a sample are identical.

• heterogeneous mixture

• element

• mixture

• compound

Tags

NGSS.MS-PS1-1

Two or more atoms of the same element chemically bond.

• molecule

• compound

• mixture

• heterogeneous mixture

Tags

NGSS.MS-PS1-1

Name the group from number 7 on the illustration.

• Noble Gases

• Halogens

• non-metals

• metalloids