24Atoms and Elements

Which particle is outside the nucleus?

• Protons

• Neutrons

• Electrons

• Nucleus

Which two particles have mass?

• Protons

• Neutrons

• Electrons

• Nucleus

Tags

NGSS.MS-PS1-1

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

Tags

NGSS.MS-PS1-1

Protons and Electrons balance the charge of an atom.

• True
• False

The smallest particle of any type of matter is known by which of the following terms?

• Element
• Compound
• Atom
• Chemical

What particle uniquely identifies an element?

• Number of Valence Electrons
• Number of Protons
• Number of Electrons
• Atomic Mass

Between which two points is the nucleus?

Tags

NGSS.MS-PS1-1

Between which two points is the electrons?

Tags

NGSS.MS-PS1-1

Rows on the period table are called _____ while columns are called _____.

• groups, families

• periods, groups

• groups, periods

• families, groups

Periods on the periodic table are __________.

• Horizontal (left to right) Rows

• Vertical (up and down) Columns