Atoms & Elements review

The atomic number of an element equals the number of _____.

• neutrons or electrons

• quarks or antiquarks

• protons or electrons

• protons or quarks

Tags

NGSS.MS-PS1-1

The atomic mass of an element equals the number of ________.

• protons + neutrons

• electrons + protons

• quarks + antiquarks

• dilithium + trilithium

Tags

NGSS.MS-PS1-1

The center of an atom is known as the ______________.

• nutrino

• nucleus

• nutrition

• new new

The maximum number of electrons found on the first energy level of any atom is _______.

• 22

• 8

• 2

• 18

Tags

NGSS.MS-PS1-1

What is a positively charged subatomic particle inside an atom's nucleus called?

• Prototype

• Proton

• Produce

• Proctor

Tags

NGSS.MS-PS1-1

Neutrons are ________________ charged subatomic particles inside an atom's nucleus.

• Positively

• Negatively

• Super

• Neutrally

Tags

NGSS.MS-PS1-1

Electrons have what charge?

• Negative

• Neutral

• Positive

• Super

Tags

NGSS.MS-PS1-1

NGSS.MS-PS2-3

What element has an atomic number of 56?

• Cobalt

• Barium

• Coloradium

• Aurorium

The horizontal row on the periodic table is called a

• group
• family
• period
• atomic number

Tags

NGSS.HS-PS1-1

A vertical column is called...

• group
• tower
• period
• crew

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2