Atomic Structure

How many protons does the element in this image contain?

• 14
• 7
• 15
• 18

What is the atomic mass of "F"?

• 9
• 18
• 17
• 19

All matter is made of __________. 

• energy 
• atoms 
• electrons 
• compounds 

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

The central region of an atom where its neutrons and protons are is its __________.

• nucleus 
• electron cloud
• core 
• center 

An atom with atomic number 6 would have how many protons?

• 6
• 12
• 3
• cannot be determined 

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

An atoms overall charge is 

• positive 
• depends on its mood 
• neutral 
• negative 

Tags

NGSS.MS-PS2-3

Which of the following is a negatively charged subatomic particle?

• Electron
• Proton
• Neutron
• Quark

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.HS-PS1-8