Atomic Structure Practce Test 2024

Subatomic particles that have a negative charge

• electrons

• protons

• quarks

• neutrons

The number 16 for the atomic element sulfur is the

• ionic number

• isotope

• atomic mass

• atomic number

Tags

NGSS.MS-PS1-1

How many protons does sulfur have?

• 32

• 16

• 48

• 12

How many electrons does sulfur have

• 16

• 32

• 48

• 12

Tags

NGSS.MS-PS1-1

Subatomic particle that has a positive charge

• electron

• poitron

• neutron

• proton

The center of an atom is called the ________________.

• electron cloud

• nucleus

• neutrion

• nuetron

What is the atomic number of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

What is the mass number of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

Most of the mass in an atom is made up of _____________________?

• protons and electrons
• protons and neutrons
• neutrons and electrons
• electrons and quarks

Tags

NGSS.MS-PS1-1

What does the C represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

Tags

NGSS.MS-PS1-1