Big Review Atoms and Periodic Table

The first energy level can hold up to how many electrons?

• 8
• 4
• 2
• 5

Tags

NGSS.MS-PS1-1

The particles that are found in the nucleus of an atom are

• neutrons and electrons
• electrons only
• protons and neutrons
• protons and electrons

Tags

NGSS.MS-PS1-1

Beryllium has how many protons?

• 4
• 9.0122
• 2
• 13.0122

Tags

NGSS.MS-PS1-1

Which subatomic particle has a negative charge?

• Proton
• Neutron
• Electron
• Quark

A horizontal row in the periodic table is called....

• Group
• Family
• Column
• Period

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.MS-PS1-1

What element is this model showing?

• Lithium
• Boron
• Carbon
• Neon

Tags

NGSS.MS-PS1-1

What element is this?

• Helium
• Hydrogen
• Argon
• Silver

Tags

NGSS.MS-PS1-1

What does an atom's group tell us?

• Number of protons
• Number of electrons
• Number of valence electrons
• Number of shells

What does an atom's period tell us?

• Number of protons

• Number of electrons

• Number of valence electrons

• Number of shells (energy levels)